Home / 62,182.90-85,826.25-39,517.47

Finding the Fourth Proportional to 62,182.90, 85,826.25 and 39,517.47

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Solution

The fourth proportional to 62,182.90, 85,826.25 and 39,517.47 is: 54,542.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,182.90 : 85,826.25 = 39,517.47 : x
  2. Step 2: Convert to fraction form
    62,182.90/85,826.25 = 39,517.47/x
  3. Step 3: Cross multiply
    62,182.90x = 85,826.25 × 39,517.47
  4. Step 4: Simplify right side
    62,182.90x = 3,391,636,259.59
  5. Step 5: Solve for x
    x = 3,391,636,259.59/62,182.90
  6. Step 6: Final answer
    x = 54,542.91

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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.