Home / 88,081.28-132,133.68-25,750.88

Finding the Fourth Proportional to 88,081.28, 132,133.68 and 25,750.88

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Solution

The fourth proportional to 88,081.28, 132,133.68 and 25,750.88 is: 38,629.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,081.28 : 132,133.68 = 25,750.88 : x
  2. Step 2: Convert to fraction form
    88,081.28/132,133.68 = 25,750.88/x
  3. Step 3: Cross multiply
    88,081.28x = 132,133.68 × 25,750.88
  4. Step 4: Simplify right side
    88,081.28x = 3,402,558,537.64
  5. Step 5: Solve for x
    x = 3,402,558,537.64/88,081.28
  6. Step 6: Final answer
    x = 38,629.76

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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.