Home / 89,320.96-123,262.56-49,035.44

Finding the Fourth Proportional to 89,320.96, 123,262.56 and 49,035.44

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Solution

The fourth proportional to 89,320.96, 123,262.56 and 49,035.44 is: 67,668.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,320.96 : 123,262.56 = 49,035.44 : x
  2. Step 2: Convert to fraction form
    89,320.96/123,262.56 = 49,035.44/x
  3. Step 3: Cross multiply
    89,320.96x = 123,262.56 × 49,035.44
  4. Step 4: Simplify right side
    89,320.96x = 6,044,233,865.13
  5. Step 5: Solve for x
    x = 6,044,233,865.13/89,320.96
  6. Step 6: Final answer
    x = 67,668.71

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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.