Home / 95,131.12-131,369.19-71,216.27

Finding the Fourth Proportional to 95,131.12, 131,369.19 and 71,216.27

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Solution

The fourth proportional to 95,131.12, 131,369.19 and 71,216.27 is: 98,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,131.12 : 131,369.19 = 71,216.27 : x
  2. Step 2: Convert to fraction form
    95,131.12/131,369.19 = 71,216.27/x
  3. Step 3: Cross multiply
    95,131.12x = 131,369.19 × 71,216.27
  4. Step 4: Simplify right side
    95,131.12x = 9,355,623,348.64
  5. Step 5: Solve for x
    x = 9,355,623,348.64/95,131.12
  6. Step 6: Final answer
    x = 98,344.51

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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.