Home / 89,376.39-123,340.95-49,091.85

Finding the Fourth Proportional to 89,376.39, 123,340.95 and 49,091.85

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Solution

The fourth proportional to 89,376.39, 123,340.95 and 49,091.85 is: 67,747.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,376.39 : 123,340.95 = 49,091.85 : x
  2. Step 2: Convert to fraction form
    89,376.39/123,340.95 = 49,091.85/x
  3. Step 3: Cross multiply
    89,376.39x = 123,340.95 × 49,091.85
  4. Step 4: Simplify right side
    89,376.39x = 6,055,035,416.26
  5. Step 5: Solve for x
    x = 6,055,035,416.26/89,376.39
  6. Step 6: Final answer
    x = 67,747.59

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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.