Home / 92,436.33-138,664.25-29,265.18

Finding the Fourth Proportional to 92,436.33, 138,664.25 and 29,265.18

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Solution

The fourth proportional to 92,436.33, 138,664.25 and 29,265.18 is: 43,900.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,436.33 : 138,664.25 = 29,265.18 : x
  2. Step 2: Convert to fraction form
    92,436.33/138,664.25 = 29,265.18/x
  3. Step 3: Cross multiply
    92,436.33x = 138,664.25 × 29,265.18
  4. Step 4: Simplify right side
    92,436.33x = 4,058,034,235.82
  5. Step 5: Solve for x
    x = 4,058,034,235.82/92,436.33
  6. Step 6: Final answer
    x = 43,900.86

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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.