Home / 294,901.20-441,982.35-126,223.95

Finding the Fourth Proportional to 294,901.20, 441,982.35 and 126,223.95

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Solution

The fourth proportional to 294,901.20, 441,982.35 and 126,223.95 is: 189,177.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    294,901.20 : 441,982.35 = 126,223.95 : x
  2. Step 2: Convert to fraction form
    294,901.20/441,982.35 = 126,223.95/x
  3. Step 3: Cross multiply
    294,901.20x = 441,982.35 × 126,223.95
  4. Step 4: Simplify right side
    294,901.20x = 55,788,758,047.28
  5. Step 5: Solve for x
    x = 55,788,758,047.28/294,901.20
  6. Step 6: Final answer
    x = 189,177.79

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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.