Home / 89,432.19-134,044.61-84,248.19

Finding the Fourth Proportional to 89,432.19, 134,044.61 and 84,248.19

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Solution

The fourth proportional to 89,432.19, 134,044.61 and 84,248.19 is: 126,274.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,432.19 : 134,044.61 = 84,248.19 : x
  2. Step 2: Convert to fraction form
    89,432.19/134,044.61 = 84,248.19/x
  3. Step 3: Cross multiply
    89,432.19x = 134,044.61 × 84,248.19
  4. Step 4: Simplify right side
    89,432.19x = 11,293,015,350.52
  5. Step 5: Solve for x
    x = 11,293,015,350.52/89,432.19
  6. Step 6: Final answer
    x = 126,274.61

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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.