Home / 203,722.97-281,133.68-113,080.01

Finding the Fourth Proportional to 203,722.97, 281,133.68 and 113,080.01

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Solution

The fourth proportional to 203,722.97, 281,133.68 and 113,080.01 is: 156,048.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,722.97 : 281,133.68 = 113,080.01 : x
  2. Step 2: Convert to fraction form
    203,722.97/281,133.68 = 113,080.01/x
  3. Step 3: Cross multiply
    203,722.97x = 281,133.68 × 113,080.01
  4. Step 4: Simplify right side
    203,722.97x = 31,790,597,374.67
  5. Step 5: Solve for x
    x = 31,790,597,374.67/203,722.97
  6. Step 6: Final answer
    x = 156,048.18

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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.