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Finding the Fourth Proportional to 93,760.92, 140,452.92 and 43,772.04

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Solution

The fourth proportional to 93,760.92, 140,452.92 and 43,772.04 is: 65,570.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,760.92 : 140,452.92 = 43,772.04 : x
  2. Step 2: Convert to fraction form
    93,760.92/140,452.92 = 43,772.04/x
  3. Step 3: Cross multiply
    93,760.92x = 140,452.92 × 43,772.04
  4. Step 4: Simplify right side
    93,760.92x = 6,147,910,832.36
  5. Step 5: Solve for x
    x = 6,147,910,832.36/93,760.92
  6. Step 6: Final answer
    x = 65,570.08

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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.