Home / 132,199.28-182,437.20-71,769.92

Finding the Fourth Proportional to 132,199.28, 182,437.20 and 71,769.92

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Solution

The fourth proportional to 132,199.28, 182,437.20 and 71,769.92 is: 99,043.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,199.28 : 182,437.20 = 71,769.92 : x
  2. Step 2: Convert to fraction form
    132,199.28/182,437.20 = 71,769.92/x
  3. Step 3: Cross multiply
    132,199.28x = 182,437.20 × 71,769.92
  4. Step 4: Simplify right side
    132,199.28x = 13,093,503,249.02
  5. Step 5: Solve for x
    x = 13,093,503,249.02/132,199.28
  6. Step 6: Final answer
    x = 99,043.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.