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Finding the Fourth Proportional to 99,673.64, 149,466.57 and 36,477.34

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Solution

The fourth proportional to 99,673.64, 149,466.57 and 36,477.34 is: 54,699.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,673.64 : 149,466.57 = 36,477.34 : x
  2. Step 2: Convert to fraction form
    99,673.64/149,466.57 = 36,477.34/x
  3. Step 3: Cross multiply
    99,673.64x = 149,466.57 × 36,477.34
  4. Step 4: Simplify right side
    99,673.64x = 5,452,142,382.07
  5. Step 5: Solve for x
    x = 5,452,142,382.07/99,673.64
  6. Step 6: Final answer
    x = 54,699.94

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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.