Home / 131,452.60-197,198.70-48,340.12

Finding the Fourth Proportional to 131,452.60, 197,198.70 and 48,340.12

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Solution

The fourth proportional to 131,452.60, 197,198.70 and 48,340.12 is: 72,517.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,452.60 : 197,198.70 = 48,340.12 : x
  2. Step 2: Convert to fraction form
    131,452.60/197,198.70 = 48,340.12/x
  3. Step 3: Cross multiply
    131,452.60x = 197,198.70 × 48,340.12
  4. Step 4: Simplify right side
    131,452.60x = 9,532,608,821.84
  5. Step 5: Solve for x
    x = 9,532,608,821.84/131,452.60
  6. Step 6: Final answer
    x = 72,517.46

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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.