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Finding the Fourth Proportional to 93,230.40, 139,761.63 and 34,024.53

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Solution

The fourth proportional to 93,230.40, 139,761.63 and 34,024.53 is: 51,006.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,230.40 : 139,761.63 = 34,024.53 : x
  2. Step 2: Convert to fraction form
    93,230.40/139,761.63 = 34,024.53/x
  3. Step 3: Cross multiply
    93,230.40x = 139,761.63 × 34,024.53
  4. Step 4: Simplify right side
    93,230.40x = 4,755,323,772.78
  5. Step 5: Solve for x
    x = 4,755,323,772.78/93,230.40
  6. Step 6: Final answer
    x = 51,006.15

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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.