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Finding the Fourth Proportional to 92,625.96, 138,938.52 and 22,505.46

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Solution

The fourth proportional to 92,625.96, 138,938.52 and 22,505.46 is: 33,758.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,625.96 : 138,938.52 = 22,505.46 : x
  2. Step 2: Convert to fraction form
    92,625.96/138,938.52 = 22,505.46/x
  3. Step 3: Cross multiply
    92,625.96x = 138,938.52 × 22,505.46
  4. Step 4: Simplify right side
    92,625.96x = 3,126,875,304.32
  5. Step 5: Solve for x
    x = 3,126,875,304.32/92,625.96
  6. Step 6: Final answer
    x = 33,758.09

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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.