Home / 71,932.21-107,609.18-62,176.21

Finding the Fourth Proportional to 71,932.21, 107,609.18 and 62,176.21

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Solution

The fourth proportional to 71,932.21, 107,609.18 and 62,176.21 is: 93,014.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,932.21 : 107,609.18 = 62,176.21 : x
  2. Step 2: Convert to fraction form
    71,932.21/107,609.18 = 62,176.21/x
  3. Step 3: Cross multiply
    71,932.21x = 107,609.18 × 62,176.21
  4. Step 4: Simplify right side
    71,932.21x = 6,690,730,662.73
  5. Step 5: Solve for x
    x = 6,690,730,662.73/71,932.21
  6. Step 6: Final answer
    x = 93,014.39

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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.