Home / 89,461.28-134,183.28-27,132.32

Finding the Fourth Proportional to 89,461.28, 134,183.28 and 27,132.32

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Solution

The fourth proportional to 89,461.28, 134,183.28 and 27,132.32 is: 40,695.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,461.28 : 134,183.28 = 27,132.32 : x
  2. Step 2: Convert to fraction form
    89,461.28/134,183.28 = 27,132.32/x
  3. Step 3: Cross multiply
    89,461.28x = 134,183.28 × 27,132.32
  4. Step 4: Simplify right side
    89,461.28x = 3,640,703,691.61
  5. Step 5: Solve for x
    x = 3,640,703,691.61/89,461.28
  6. Step 6: Final answer
    x = 40,695.86

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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.