Home / 89,531.56-123,544.98-49,244.68

Finding the Fourth Proportional to 89,531.56, 123,544.98 and 49,244.68

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Solution

The fourth proportional to 89,531.56, 123,544.98 and 49,244.68 is: 67,952.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,531.56 : 123,544.98 = 49,244.68 : x
  2. Step 2: Convert to fraction form
    89,531.56/123,544.98 = 49,244.68/x
  3. Step 3: Cross multiply
    89,531.56x = 123,544.98 × 49,244.68
  4. Step 4: Simplify right side
    89,531.56x = 6,083,933,005.71
  5. Step 5: Solve for x
    x = 6,083,933,005.71/89,531.56
  6. Step 6: Final answer
    x = 67,952.94

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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.