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Finding the Fourth Proportional to 93,452.49, 140,124.87 and 63,906.12

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Solution

The fourth proportional to 93,452.49, 140,124.87 and 63,906.12 is: 95,822.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,452.49 : 140,124.87 = 63,906.12 : x
  2. Step 2: Convert to fraction form
    93,452.49/140,124.87 = 63,906.12/x
  3. Step 3: Cross multiply
    93,452.49x = 140,124.87 × 63,906.12
  4. Step 4: Simplify right side
    93,452.49x = 8,954,836,757.20
  5. Step 5: Solve for x
    x = 8,954,836,757.20/93,452.49
  6. Step 6: Final answer
    x = 95,822.35

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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.