Home / 203,910.35-281,498.54-127,471.95

Finding the Fourth Proportional to 203,910.35, 281,498.54 and 127,471.95

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Solution

The fourth proportional to 203,910.35, 281,498.54 and 127,471.95 is: 175,975.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,910.35 : 281,498.54 = 127,471.95 : x
  2. Step 2: Convert to fraction form
    203,910.35/281,498.54 = 127,471.95/x
  3. Step 3: Cross multiply
    203,910.35x = 281,498.54 × 127,471.95
  4. Step 4: Simplify right side
    203,910.35x = 35,883,167,178.59
  5. Step 5: Solve for x
    x = 35,883,167,178.59/203,910.35
  6. Step 6: Final answer
    x = 175,975.22

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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.