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Finding the Fourth Proportional to 88,072.92, 132,109.38 and 25,743.42

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Solution

The fourth proportional to 88,072.92, 132,109.38 and 25,743.42 is: 38,615.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,072.92 : 132,109.38 = 25,743.42 : x
  2. Step 2: Convert to fraction form
    88,072.92/132,109.38 = 25,743.42/x
  3. Step 3: Cross multiply
    88,072.92x = 132,109.38 × 25,743.42
  4. Step 4: Simplify right side
    88,072.92x = 3,400,947,255.28
  5. Step 5: Solve for x
    x = 3,400,947,255.28/88,072.92
  6. Step 6: Final answer
    x = 38,615.13

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1.5x scale

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.