Home / 89,645.57-134,418.59-41,561.64

Finding the Fourth Proportional to 89,645.57, 134,418.59 and 41,561.64

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Solution

The fourth proportional to 89,645.57, 134,418.59 and 41,561.64 is: 62,319.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,645.57 : 134,418.59 = 41,561.64 : x
  2. Step 2: Convert to fraction form
    89,645.57/134,418.59 = 41,561.64/x
  3. Step 3: Cross multiply
    89,645.57x = 134,418.59 × 41,561.64
  4. Step 4: Simplify right side
    89,645.57x = 5,586,656,839.08
  5. Step 5: Solve for x
    x = 5,586,656,839.08/89,645.57
  6. Step 6: Final answer
    x = 62,319.39

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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.