Home / 89,733.08-123,837.14-49,446.85

Finding the Fourth Proportional to 89,733.08, 123,837.14 and 49,446.85

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Solution

The fourth proportional to 89,733.08, 123,837.14 and 49,446.85 is: 68,239.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,733.08 : 123,837.14 = 49,446.85 : x
  2. Step 2: Convert to fraction form
    89,733.08/123,837.14 = 49,446.85/x
  3. Step 3: Cross multiply
    89,733.08x = 123,837.14 × 49,446.85
  4. Step 4: Simplify right side
    89,733.08x = 6,123,356,486.01
  5. Step 5: Solve for x
    x = 6,123,356,486.01/89,733.08
  6. Step 6: Final answer
    x = 68,239.68

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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.