Home / 127,251.28-190,801.50-48,370.72

Finding the Fourth Proportional to 127,251.28, 190,801.50 and 48,370.72

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Solution

The fourth proportional to 127,251.28, 190,801.50 and 48,370.72 is: 72,527.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,251.28 : 190,801.50 = 48,370.72 : x
  2. Step 2: Convert to fraction form
    127,251.28/190,801.50 = 48,370.72/x
  3. Step 3: Cross multiply
    127,251.28x = 190,801.50 × 48,370.72
  4. Step 4: Simplify right side
    127,251.28x = 9,229,205,932.08
  5. Step 5: Solve for x
    x = 9,229,205,932.08/127,251.28
  6. Step 6: Final answer
    x = 72,527.41

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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.