Home / 89,660.22-123,726.26-49,366.38

Finding the Fourth Proportional to 89,660.22, 123,726.26 and 49,366.38

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Solution

The fourth proportional to 89,660.22, 123,726.26 and 49,366.38 is: 68,122.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,660.22 : 123,726.26 = 49,366.38 : x
  2. Step 2: Convert to fraction form
    89,660.22/123,726.26 = 49,366.38/x
  3. Step 3: Cross multiply
    89,660.22x = 123,726.26 × 49,366.38
  4. Step 4: Simplify right side
    89,660.22x = 6,107,917,567.14
  5. Step 5: Solve for x
    x = 6,107,917,567.14/89,660.22
  6. Step 6: Final answer
    x = 68,122.94

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1.5x scale

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.