Home / 88,610.88-122,290.26-50,382.42

Finding the Fourth Proportional to 88,610.88, 122,290.26 and 50,382.42

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Solution

The fourth proportional to 88,610.88, 122,290.26 and 50,382.42 is: 69,531.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,610.88 : 122,290.26 = 50,382.42 : x
  2. Step 2: Convert to fraction form
    88,610.88/122,290.26 = 50,382.42/x
  3. Step 3: Cross multiply
    88,610.88x = 122,290.26 × 50,382.42
  4. Step 4: Simplify right side
    88,610.88x = 6,161,279,241.23
  5. Step 5: Solve for x
    x = 6,161,279,241.23/88,610.88
  6. Step 6: Final answer
    x = 69,531.86

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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.