Home / 89,668.75-134,520.86-25,627.47

Finding the Fourth Proportional to 89,668.75, 134,520.86 and 25,627.47

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Solution

The fourth proportional to 89,668.75, 134,520.86 and 25,627.47 is: 38,446.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,668.75 : 134,520.86 = 25,627.47 : x
  2. Step 2: Convert to fraction form
    89,668.75/134,520.86 = 25,627.47/x
  3. Step 3: Cross multiply
    89,668.75x = 134,520.86 × 25,627.47
  4. Step 4: Simplify right side
    89,668.75x = 3,447,428,767.54
  5. Step 5: Solve for x
    x = 3,447,428,767.54/89,668.75
  6. Step 6: Final answer
    x = 38,446.27

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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.