Home / 89,414.16-134,121.12-22,854.36

Finding the Fourth Proportional to 89,414.16, 134,121.12 and 22,854.36

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Solution

The fourth proportional to 89,414.16, 134,121.12 and 22,854.36 is: 34,281.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,414.16 : 134,121.12 = 22,854.36 : x
  2. Step 2: Convert to fraction form
    89,414.16/134,121.12 = 22,854.36/x
  3. Step 3: Cross multiply
    89,414.16x = 134,121.12 × 22,854.36
  4. Step 4: Simplify right side
    89,414.16x = 3,065,252,360.08
  5. Step 5: Solve for x
    x = 3,065,252,360.08/89,414.16
  6. Step 6: Final answer
    x = 34,281.51

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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.