Home / 88,680.88-122,382.21-48,397.23

Finding the Fourth Proportional to 88,680.88, 122,382.21 and 48,397.23

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Solution

The fourth proportional to 88,680.88, 122,382.21 and 48,397.23 is: 66,789.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    88,680.88 : 122,382.21 = 48,397.23 : x
  2. Step 2: Convert to fraction form
    88,680.88/122,382.21 = 48,397.23/x
  3. Step 3: Cross multiply
    88,680.88x = 122,382.21 × 48,397.23
  4. Step 4: Simplify right side
    88,680.88x = 5,922,959,965.28
  5. Step 5: Solve for x
    x = 5,922,959,965.28/88,680.88
  6. Step 6: Final answer
    x = 66,789.59

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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.