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Finding the Fourth Proportional to 100,101.10, 150,047.05 and 33,486.43

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Solution

The fourth proportional to 100,101.10, 150,047.05 and 33,486.43 is: 50,194.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,101.10 : 150,047.05 = 33,486.43 : x
  2. Step 2: Convert to fraction form
    100,101.10/150,047.05 = 33,486.43/x
  3. Step 3: Cross multiply
    100,101.10x = 150,047.05 × 33,486.43
  4. Step 4: Simplify right side
    100,101.10x = 5,024,540,036.53
  5. Step 5: Solve for x
    x = 5,024,540,036.53/100,101.10
  6. Step 6: Final answer
    x = 50,194.65

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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.