Home / 88,675.67-122,505.71-58,121.26

Finding the Fourth Proportional to 88,675.67, 122,505.71 and 58,121.26

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Solution

The fourth proportional to 88,675.67, 122,505.71 and 58,121.26 is: 80,294.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,675.67 : 122,505.71 = 58,121.26 : x
  2. Step 2: Convert to fraction form
    88,675.67/122,505.71 = 58,121.26/x
  3. Step 3: Cross multiply
    88,675.67x = 122,505.71 × 58,121.26
  4. Step 4: Simplify right side
    88,675.67x = 7,120,185,625.52
  5. Step 5: Solve for x
    x = 7,120,185,625.52/88,675.67
  6. Step 6: Final answer
    x = 80,294.69

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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.