Home / 95,986.27-143,867.28-72,217.44

Finding the Fourth Proportional to 95,986.27, 143,867.28 and 72,217.44

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Solution

The fourth proportional to 95,986.27, 143,867.28 and 72,217.44 is: 108,241.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,986.27 : 143,867.28 = 72,217.44 : x
  2. Step 2: Convert to fraction form
    95,986.27/143,867.28 = 72,217.44/x
  3. Step 3: Cross multiply
    95,986.27x = 143,867.28 × 72,217.44
  4. Step 4: Simplify right side
    95,986.27x = 10,389,727,184.87
  5. Step 5: Solve for x
    x = 10,389,727,184.87/95,986.27
  6. Step 6: Final answer
    x = 108,241.80

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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.