Home / 89,369.26-123,331.82-49,086.81

Finding the Fourth Proportional to 89,369.26, 123,331.82 and 49,086.81

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Solution

The fourth proportional to 89,369.26, 123,331.82 and 49,086.81 is: 67,741.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,369.26 : 123,331.82 = 49,086.81 : x
  2. Step 2: Convert to fraction form
    89,369.26/123,331.82 = 49,086.81/x
  3. Step 3: Cross multiply
    89,369.26x = 123,331.82 × 49,086.81
  4. Step 4: Simplify right side
    89,369.26x = 6,053,965,369.86
  5. Step 5: Solve for x
    x = 6,053,965,369.86/89,369.26
  6. Step 6: Final answer
    x = 67,741.03

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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.