Home / 127,955.20-191,932.78-44,849.20

Finding the Fourth Proportional to 127,955.20, 191,932.78 and 44,849.20

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Solution

The fourth proportional to 127,955.20, 191,932.78 and 44,849.20 is: 67,273.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,955.20 : 191,932.78 = 44,849.20 : x
  2. Step 2: Convert to fraction form
    127,955.20/191,932.78 = 44,849.20/x
  3. Step 3: Cross multiply
    127,955.20x = 191,932.78 × 44,849.20
  4. Step 4: Simplify right side
    127,955.20x = 8,608,031,636.78
  5. Step 5: Solve for x
    x = 8,608,031,636.78/127,955.20
  6. Step 6: Final answer
    x = 67,273.79

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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.