Home / 95,811.42-132,221.13-54,982.20

Finding the Fourth Proportional to 95,811.42, 132,221.13 and 54,982.20

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Solution

The fourth proportional to 95,811.42, 132,221.13 and 54,982.20 is: 75,876.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,811.42 : 132,221.13 = 54,982.20 : x
  2. Step 2: Convert to fraction form
    95,811.42/132,221.13 = 54,982.20/x
  3. Step 3: Cross multiply
    95,811.42x = 132,221.13 × 54,982.20
  4. Step 4: Simplify right side
    95,811.42x = 7,269,807,815.32
  5. Step 5: Solve for x
    x = 7,269,807,815.32/95,811.42
  6. Step 6: Final answer
    x = 75,876.22

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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.