Home / 89,542.61-123,566.18-49,256.35

Finding the Fourth Proportional to 89,542.61, 123,566.18 and 49,256.35

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Solution

The fourth proportional to 89,542.61, 123,566.18 and 49,256.35 is: 67,972.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,542.61 : 123,566.18 = 49,256.35 : x
  2. Step 2: Convert to fraction form
    89,542.61/123,566.18 = 49,256.35/x
  3. Step 3: Cross multiply
    89,542.61x = 123,566.18 × 49,256.35
  4. Step 4: Simplify right side
    89,542.61x = 6,086,418,578.19
  5. Step 5: Solve for x
    x = 6,086,418,578.19/89,542.61
  6. Step 6: Final answer
    x = 67,972.32

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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.