Home / 135,620.35-203,470.02-60,722.97

Finding the Fourth Proportional to 135,620.35, 203,470.02 and 60,722.97

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Solution

The fourth proportional to 135,620.35, 203,470.02 and 60,722.97 is: 91,102.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,620.35 : 203,470.02 = 60,722.97 : x
  2. Step 2: Convert to fraction form
    135,620.35/203,470.02 = 60,722.97/x
  3. Step 3: Cross multiply
    135,620.35x = 203,470.02 × 60,722.97
  4. Step 4: Simplify right side
    135,620.35x = 12,355,304,569.52
  5. Step 5: Solve for x
    x = 12,355,304,569.52/135,620.35
  6. Step 6: Final answer
    x = 91,102.15

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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.