Home / 89,606.52-123,656.05-49,319.41

Finding the Fourth Proportional to 89,606.52, 123,656.05 and 49,319.41

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Solution

The fourth proportional to 89,606.52, 123,656.05 and 49,319.41 is: 68,060.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,606.52 : 123,656.05 = 49,319.41 : x
  2. Step 2: Convert to fraction form
    89,606.52/123,656.05 = 49,319.41/x
  3. Step 3: Cross multiply
    89,606.52x = 123,656.05 × 49,319.41
  4. Step 4: Simplify right side
    89,606.52x = 6,098,643,428.93
  5. Step 5: Solve for x
    x = 6,098,643,428.93/89,606.52
  6. Step 6: Final answer
    x = 68,060.26

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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.