Home / 89,535.66-123,556.63-49,249.42

Finding the Fourth Proportional to 89,535.66, 123,556.63 and 49,249.42

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Solution

The fourth proportional to 89,535.66, 123,556.63 and 49,249.42 is: 67,962.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,535.66 : 123,556.63 = 49,249.42 : x
  2. Step 2: Convert to fraction form
    89,535.66/123,556.63 = 49,249.42/x
  3. Step 3: Cross multiply
    89,535.66x = 123,556.63 × 49,249.42
  4. Step 4: Simplify right side
    89,535.66x = 6,085,092,364.65
  5. Step 5: Solve for x
    x = 6,085,092,364.65/89,535.66
  6. Step 6: Final answer
    x = 67,962.78

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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.