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Finding the Fourth Proportional to 62,236.55, 93,354.84 and 15,489.42

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Solution

The fourth proportional to 62,236.55, 93,354.84 and 15,489.42 is: 23,234.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,236.55 : 93,354.84 = 15,489.42 : x
  2. Step 2: Convert to fraction form
    62,236.55/93,354.84 = 15,489.42/x
  3. Step 3: Cross multiply
    62,236.55x = 93,354.84 × 15,489.42
  4. Step 4: Simplify right side
    62,236.55x = 1,446,012,325.79
  5. Step 5: Solve for x
    x = 1,446,012,325.79/62,236.55
  6. Step 6: Final answer
    x = 23,234.14

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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.