Home / 89,322.22-123,256.89-49,035.82

Finding the Fourth Proportional to 89,322.22, 123,256.89 and 49,035.82

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Solution

The fourth proportional to 89,322.22, 123,256.89 and 49,035.82 is: 67,665.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,322.22 : 123,256.89 = 49,035.82 : x
  2. Step 2: Convert to fraction form
    89,322.22/123,256.89 = 49,035.82/x
  3. Step 3: Cross multiply
    89,322.22x = 123,256.89 × 49,035.82
  4. Step 4: Simplify right side
    89,322.22x = 6,044,002,671.80
  5. Step 5: Solve for x
    x = 6,044,002,671.80/89,322.22
  6. Step 6: Final answer
    x = 67,665.16

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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.