Home / 151,333.20-227,072.70-115,782.30

Finding the Fourth Proportional to 151,333.20, 227,072.70 and 115,782.30

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Solution

The fourth proportional to 151,333.20, 227,072.70 and 115,782.30 is: 173,729.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,333.20 : 227,072.70 = 115,782.30 : x
  2. Step 2: Convert to fraction form
    151,333.20/227,072.70 = 115,782.30/x
  3. Step 3: Cross multiply
    151,333.20x = 227,072.70 × 115,782.30
  4. Step 4: Simplify right side
    151,333.20x = 26,290,999,473.21
  5. Step 5: Solve for x
    x = 26,290,999,473.21/151,333.20
  6. Step 6: Final answer
    x = 173,729.22

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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.