Home / 214,790.18-322,061.80-88,517.60

Finding the Fourth Proportional to 214,790.18, 322,061.80 and 88,517.60

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Solution

The fourth proportional to 214,790.18, 322,061.80 and 88,517.60 is: 132,725.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    214,790.18 : 322,061.80 = 88,517.60 : x
  2. Step 2: Convert to fraction form
    214,790.18/322,061.80 = 88,517.60/x
  3. Step 3: Cross multiply
    214,790.18x = 322,061.80 × 88,517.60
  4. Step 4: Simplify right side
    214,790.18x = 28,508,137,587.68
  5. Step 5: Solve for x
    x = 28,508,137,587.68/214,790.18
  6. Step 6: Final answer
    x = 132,725.52

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.