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Finding the Fourth Proportional to 92,326.96, 138,463.10 and 25,751.04

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Solution

The fourth proportional to 92,326.96, 138,463.10 and 25,751.04 is: 38,618.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,326.96 : 138,463.10 = 25,751.04 : x
  2. Step 2: Convert to fraction form
    92,326.96/138,463.10 = 25,751.04/x
  3. Step 3: Cross multiply
    92,326.96x = 138,463.10 × 25,751.04
  4. Step 4: Simplify right side
    92,326.96x = 3,565,568,826.62
  5. Step 5: Solve for x
    x = 3,565,568,826.62/92,326.96
  6. Step 6: Final answer
    x = 38,618.93

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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.