Home / 88,271.20-132,332.18-38,313.76

Finding the Fourth Proportional to 88,271.20, 132,332.18 and 38,313.76

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Solution

The fourth proportional to 88,271.20, 132,332.18 and 38,313.76 is: 57,438.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,271.20 : 132,332.18 = 38,313.76 : x
  2. Step 2: Convert to fraction form
    88,271.20/132,332.18 = 38,313.76/x
  3. Step 3: Cross multiply
    88,271.20x = 132,332.18 × 38,313.76
  4. Step 4: Simplify right side
    88,271.20x = 5,070,143,384.80
  5. Step 5: Solve for x
    x = 5,070,143,384.80/88,271.20
  6. Step 6: Final answer
    x = 57,438.25

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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.