Home / 95,245.12-131,257.02-69,759.28

Finding the Fourth Proportional to 95,245.12, 131,257.02 and 69,759.28

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Solution

The fourth proportional to 95,245.12, 131,257.02 and 69,759.28 is: 96,135.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,245.12 : 131,257.02 = 69,759.28 : x
  2. Step 2: Convert to fraction form
    95,245.12/131,257.02 = 69,759.28/x
  3. Step 3: Cross multiply
    95,245.12x = 131,257.02 × 69,759.28
  4. Step 4: Simplify right side
    95,245.12x = 9,156,395,210.15
  5. Step 5: Solve for x
    x = 9,156,395,210.15/95,245.12
  6. Step 6: Final answer
    x = 96,135.06

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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.