Home / 95,406.20-131,818.02-71,611.64

Finding the Fourth Proportional to 95,406.20, 131,818.02 and 71,611.64

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Solution

The fourth proportional to 95,406.20, 131,818.02 and 71,611.64 is: 98,942.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,406.20 : 131,818.02 = 71,611.64 : x
  2. Step 2: Convert to fraction form
    95,406.20/131,818.02 = 71,611.64/x
  3. Step 3: Cross multiply
    95,406.20x = 131,818.02 × 71,611.64
  4. Step 4: Simplify right side
    95,406.20x = 9,439,704,593.75
  5. Step 5: Solve for x
    x = 9,439,704,593.75/95,406.20
  6. Step 6: Final answer
    x = 98,942.26

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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.