Home / 89,585.25-134,082.53-49,542.63

Finding the Fourth Proportional to 89,585.25, 134,082.53 and 49,542.63

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Solution

The fourth proportional to 89,585.25, 134,082.53 and 49,542.63 is: 74,150.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,585.25 : 134,082.53 = 49,542.63 : x
  2. Step 2: Convert to fraction form
    89,585.25/134,082.53 = 49,542.63/x
  3. Step 3: Cross multiply
    89,585.25x = 134,082.53 × 49,542.63
  4. Step 4: Simplify right side
    89,585.25x = 6,642,801,173.25
  5. Step 5: Solve for x
    x = 6,642,801,173.25/89,585.25
  6. Step 6: Final answer
    x = 74,150.61

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.