Home / 89,530.13-123,552.59-49,244.55

Finding the Fourth Proportional to 89,530.13, 123,552.59 and 49,244.55

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Solution

The fourth proportional to 89,530.13, 123,552.59 and 49,244.55 is: 67,958.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,530.13 : 123,552.59 = 49,244.55 : x
  2. Step 2: Convert to fraction form
    89,530.13/123,552.59 = 49,244.55/x
  3. Step 3: Cross multiply
    89,530.13x = 123,552.59 × 49,244.55
  4. Step 4: Simplify right side
    89,530.13x = 6,084,291,449.66
  5. Step 5: Solve for x
    x = 6,084,291,449.66/89,530.13
  6. Step 6: Final answer
    x = 67,958.04

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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.