Home / 89,369.98-123,331.96-49,085.38

Finding the Fourth Proportional to 89,369.98, 123,331.96 and 49,085.38

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Solution

The fourth proportional to 89,369.98, 123,331.96 and 49,085.38 is: 67,738.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,369.98 : 123,331.96 = 49,085.38 : x
  2. Step 2: Convert to fraction form
    89,369.98/123,331.96 = 49,085.38/x
  3. Step 3: Cross multiply
    89,369.98x = 123,331.96 × 49,085.38
  4. Step 4: Simplify right side
    89,369.98x = 6,053,796,122.74
  5. Step 5: Solve for x
    x = 6,053,796,122.74/89,369.98
  6. Step 6: Final answer
    x = 67,738.59

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1.5x scale

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.