Home / 89,494.29-123,502.59-49,210.66

Finding the Fourth Proportional to 89,494.29, 123,502.59 and 49,210.66

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Solution

The fourth proportional to 89,494.29, 123,502.59 and 49,210.66 is: 67,910.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,494.29 : 123,502.59 = 49,210.66 : x
  2. Step 2: Convert to fraction form
    89,494.29/123,502.59 = 49,210.66/x
  3. Step 3: Cross multiply
    89,494.29x = 123,502.59 × 49,210.66
  4. Step 4: Simplify right side
    89,494.29x = 6,077,644,259.73
  5. Step 5: Solve for x
    x = 6,077,644,259.73/89,494.29
  6. Step 6: Final answer
    x = 67,910.97

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.