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Finding the Fourth Proportional to 92,590.29, 138,871.21 and 29,402.22

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Solution

The fourth proportional to 92,590.29, 138,871.21 and 29,402.22 is: 44,098.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,590.29 : 138,871.21 = 29,402.22 : x
  2. Step 2: Convert to fraction form
    92,590.29/138,871.21 = 29,402.22/x
  3. Step 3: Cross multiply
    92,590.29x = 138,871.21 × 29,402.22
  4. Step 4: Simplify right side
    92,590.29x = 4,083,121,198.75
  5. Step 5: Solve for x
    x = 4,083,121,198.75/92,590.29
  6. Step 6: Final answer
    x = 44,098.81

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1.5x scale

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.