Home / 198,344.03-273,646.35-126,765.95

Finding the Fourth Proportional to 198,344.03, 273,646.35 and 126,765.95

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Solution

The fourth proportional to 198,344.03, 273,646.35 and 126,765.95 is: 174,893.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,344.03 : 273,646.35 = 126,765.95 : x
  2. Step 2: Convert to fraction form
    198,344.03/273,646.35 = 126,765.95/x
  3. Step 3: Cross multiply
    198,344.03x = 273,646.35 × 126,765.95
  4. Step 4: Simplify right side
    198,344.03x = 34,689,038,153.55
  5. Step 5: Solve for x
    x = 34,689,038,153.55/198,344.03
  6. Step 6: Final answer
    x = 174,893.29

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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.