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Finding the Fourth Proportional to 99,462.75, 149,194.13 and 33,798.75

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Solution

The fourth proportional to 99,462.75, 149,194.13 and 33,798.75 is: 50,698.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,462.75 : 149,194.13 = 33,798.75 : x
  2. Step 2: Convert to fraction form
    99,462.75/149,194.13 = 33,798.75/x
  3. Step 3: Cross multiply
    99,462.75x = 149,194.13 × 33,798.75
  4. Step 4: Simplify right side
    99,462.75x = 5,042,574,932.34
  5. Step 5: Solve for x
    x = 5,042,574,932.34/99,462.75
  6. Step 6: Final answer
    x = 50,698.13

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.