Home / 203,822.98-281,282.78-113,180.46

Finding the Fourth Proportional to 203,822.98, 281,282.78 and 113,180.46

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Solution

The fourth proportional to 203,822.98, 281,282.78 and 113,180.46 is: 156,192.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,822.98 : 281,282.78 = 113,180.46 : x
  2. Step 2: Convert to fraction form
    203,822.98/281,282.78 = 113,180.46/x
  3. Step 3: Cross multiply
    203,822.98x = 281,282.78 × 113,180.46
  4. Step 4: Simplify right side
    203,822.98x = 31,835,714,713.43
  5. Step 5: Solve for x
    x = 31,835,714,713.43/203,822.98
  6. Step 6: Final answer
    x = 156,192.96

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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.