Home / 122,104.80-183,375.90-88,862.40

Finding the Fourth Proportional to 122,104.80, 183,375.90 and 88,862.40

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Solution

The fourth proportional to 122,104.80, 183,375.90 and 88,862.40 is: 133,452.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,104.80 : 183,375.90 = 88,862.40 : x
  2. Step 2: Convert to fraction form
    122,104.80/183,375.90 = 88,862.40/x
  3. Step 3: Cross multiply
    122,104.80x = 183,375.90 × 88,862.40
  4. Step 4: Simplify right side
    122,104.80x = 16,295,222,576.16
  5. Step 5: Solve for x
    x = 16,295,222,576.16/122,104.80
  6. Step 6: Final answer
    x = 133,452.76

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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.