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Finding the Fourth Proportional to 92,635.56, 138,952.98 and 22,514.82

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Solution

The fourth proportional to 92,635.56, 138,952.98 and 22,514.82 is: 33,772.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,635.56 : 138,952.98 = 22,514.82 : x
  2. Step 2: Convert to fraction form
    92,635.56/138,952.98 = 22,514.82/x
  3. Step 3: Cross multiply
    92,635.56x = 138,952.98 × 22,514.82
  4. Step 4: Simplify right side
    92,635.56x = 3,128,501,333.16
  5. Step 5: Solve for x
    x = 3,128,501,333.16/92,635.56
  6. Step 6: Final answer
    x = 33,772.14

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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.