Home / 92,588.18-138,881.25-29,406.61

Finding the Fourth Proportional to 92,588.18, 138,881.25 and 29,406.61

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Solution

The fourth proportional to 92,588.18, 138,881.25 and 29,406.61 is: 44,109.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,588.18 : 138,881.25 = 29,406.61 : x
  2. Step 2: Convert to fraction form
    92,588.18/138,881.25 = 29,406.61/x
  3. Step 3: Cross multiply
    92,588.18x = 138,881.25 × 29,406.61
  4. Step 4: Simplify right side
    92,588.18x = 4,084,026,781.63
  5. Step 5: Solve for x
    x = 4,084,026,781.63/92,588.18
  6. Step 6: Final answer
    x = 44,109.59

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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.