Home / 132,049.57-182,228.50-71,620.20

Finding the Fourth Proportional to 132,049.57, 182,228.50 and 71,620.20

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Solution

The fourth proportional to 132,049.57, 182,228.50 and 71,620.20 is: 98,835.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    132,049.57 : 182,228.50 = 71,620.20 : x
  2. Step 2: Convert to fraction form
    132,049.57/182,228.50 = 71,620.20/x
  3. Step 3: Cross multiply
    132,049.57x = 182,228.50 × 71,620.20
  4. Step 4: Simplify right side
    132,049.57x = 13,051,241,615.70
  5. Step 5: Solve for x
    x = 13,051,241,615.70/132,049.57
  6. Step 6: Final answer
    x = 98,835.93

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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.