Home / 89,449.92-134,194.32-27,125.28

Finding the Fourth Proportional to 89,449.92, 134,194.32 and 27,125.28

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Solution

The fourth proportional to 89,449.92, 134,194.32 and 27,125.28 is: 40,693.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,449.92 : 134,194.32 = 27,125.28 : x
  2. Step 2: Convert to fraction form
    89,449.92/134,194.32 = 27,125.28/x
  3. Step 3: Cross multiply
    89,449.92x = 134,194.32 × 27,125.28
  4. Step 4: Simplify right side
    89,449.92x = 3,640,058,504.41
  5. Step 5: Solve for x
    x = 3,640,058,504.41/89,449.92
  6. Step 6: Final answer
    x = 40,693.82

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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.