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Finding the Fourth Proportional to 56,167.31, 84,250.76 and 22,879.95

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Solution

The fourth proportional to 56,167.31, 84,250.76 and 22,879.95 is: 34,319.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,167.31 : 84,250.76 = 22,879.95 : x
  2. Step 2: Convert to fraction form
    56,167.31/84,250.76 = 22,879.95/x
  3. Step 3: Cross multiply
    56,167.31x = 84,250.76 × 22,879.95
  4. Step 4: Simplify right side
    56,167.31x = 1,927,653,061.86
  5. Step 5: Solve for x
    x = 1,927,653,061.86/56,167.31
  6. Step 6: Final answer
    x = 34,319.84

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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.