Home / 102,167.90-153,257.61-31,092.86

Finding the Fourth Proportional to 102,167.90, 153,257.61 and 31,092.86

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Solution

The fourth proportional to 102,167.90, 153,257.61 and 31,092.86 is: 46,641.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,167.90 : 153,257.61 = 31,092.86 : x
  2. Step 2: Convert to fraction form
    102,167.90/153,257.61 = 31,092.86/x
  3. Step 3: Cross multiply
    102,167.90x = 153,257.61 × 31,092.86
  4. Step 4: Simplify right side
    102,167.90x = 4,765,216,645.38
  5. Step 5: Solve for x
    x = 4,765,216,645.38/102,167.90
  6. Step 6: Final answer
    x = 46,641.04

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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.