Home / 132,016.41-182,182.16-71,586.90

Finding the Fourth Proportional to 132,016.41, 182,182.16 and 71,586.90

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Solution

The fourth proportional to 132,016.41, 182,182.16 and 71,586.90 is: 98,789.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,016.41 : 182,182.16 = 71,586.90 : x
  2. Step 2: Convert to fraction form
    132,016.41/182,182.16 = 71,586.90/x
  3. Step 3: Cross multiply
    132,016.41x = 182,182.16 × 71,586.90
  4. Step 4: Simplify right side
    132,016.41x = 13,041,855,711.77
  5. Step 5: Solve for x
    x = 13,041,855,711.77/132,016.41
  6. Step 6: Final answer
    x = 98,789.66

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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.