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Finding the Fourth Proportional to 93,670.54, 140,523.12 and 29,644.80

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Solution

The fourth proportional to 93,670.54, 140,523.12 and 29,644.80 is: 44,472.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,670.54 : 140,523.12 = 29,644.80 : x
  2. Step 2: Convert to fraction form
    93,670.54/140,523.12 = 29,644.80/x
  3. Step 3: Cross multiply
    93,670.54x = 140,523.12 × 29,644.80
  4. Step 4: Simplify right side
    93,670.54x = 4,165,779,787.78
  5. Step 5: Solve for x
    x = 4,165,779,787.78/93,670.54
  6. Step 6: Final answer
    x = 44,472.68

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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.