Home / 151,627.20-227,440.80-122,102.70

Finding the Fourth Proportional to 151,627.20, 227,440.80 and 122,102.70

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Solution

The fourth proportional to 151,627.20, 227,440.80 and 122,102.70 is: 183,154.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,627.20 : 227,440.80 = 122,102.70 : x
  2. Step 2: Convert to fraction form
    151,627.20/227,440.80 = 122,102.70/x
  3. Step 3: Cross multiply
    151,627.20x = 227,440.80 × 122,102.70
  4. Step 4: Simplify right side
    151,627.20x = 27,771,135,770.16
  5. Step 5: Solve for x
    x = 27,771,135,770.16/151,627.20
  6. Step 6: Final answer
    x = 183,154.05

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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.