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Finding the Fourth Proportional to 93,761.92, 140,454.42 and 43,773.04

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Solution

The fourth proportional to 93,761.92, 140,454.42 and 43,773.04 is: 65,571.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,761.92 : 140,454.42 = 43,773.04 : x
  2. Step 2: Convert to fraction form
    93,761.92/140,454.42 = 43,773.04/x
  3. Step 3: Cross multiply
    93,761.92x = 140,454.42 × 43,773.04
  4. Step 4: Simplify right side
    93,761.92x = 6,148,116,944.84
  5. Step 5: Solve for x
    x = 6,148,116,944.84/93,761.92
  6. Step 6: Final answer
    x = 65,571.58

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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.