Home / 89,392.08-134,296.92-84,348.24

Finding the Fourth Proportional to 89,392.08, 134,296.92 and 84,348.24

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Solution

The fourth proportional to 89,392.08, 134,296.92 and 84,348.24 is: 126,719.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,392.08 : 134,296.92 = 84,348.24 : x
  2. Step 2: Convert to fraction form
    89,392.08/134,296.92 = 84,348.24/x
  3. Step 3: Cross multiply
    89,392.08x = 134,296.92 × 84,348.24
  4. Step 4: Simplify right side
    89,392.08x = 11,327,708,839.42
  5. Step 5: Solve for x
    x = 11,327,708,839.42/89,392.08
  6. Step 6: Final answer
    x = 126,719.38

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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.