Home / 62,766.40-86,618.22-34,472.68

Finding the Fourth Proportional to 62,766.40, 86,618.22 and 34,472.68

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Solution

The fourth proportional to 62,766.40, 86,618.22 and 34,472.68 is: 47,572.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,766.40 : 86,618.22 = 34,472.68 : x
  2. Step 2: Convert to fraction form
    62,766.40/86,618.22 = 34,472.68/x
  3. Step 3: Cross multiply
    62,766.40x = 86,618.22 × 34,472.68
  4. Step 4: Simplify right side
    62,766.40x = 2,985,962,180.23
  5. Step 5: Solve for x
    x = 2,985,962,180.23/62,766.40
  6. Step 6: Final answer
    x = 47,572.62

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.