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Finding the Fourth Proportional to 93,732.91, 140,598.70 and 37,572.20

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Solution

The fourth proportional to 93,732.91, 140,598.70 and 37,572.20 is: 56,358.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,732.91 : 140,598.70 = 37,572.20 : x
  2. Step 2: Convert to fraction form
    93,732.91/140,598.70 = 37,572.20/x
  3. Step 3: Cross multiply
    93,732.91x = 140,598.70 × 37,572.20
  4. Step 4: Simplify right side
    93,732.91x = 5,282,603,050.16
  5. Step 5: Solve for x
    x = 5,282,603,050.16/93,732.91
  6. Step 6: Final answer
    x = 56,358.04

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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.