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Finding the Fourth Proportional to 244,743.70, 367,115.55 and 151,431.70

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Solution

The fourth proportional to 244,743.70, 367,115.55 and 151,431.70 is: 227,147.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    244,743.70 : 367,115.55 = 151,431.70 : x
  2. Step 2: Convert to fraction form
    244,743.70/367,115.55 = 151,431.70/x
  3. Step 3: Cross multiply
    244,743.70x = 367,115.55 × 151,431.70
  4. Step 4: Simplify right side
    244,743.70x = 55,592,931,832.94
  5. Step 5: Solve for x
    x = 55,592,931,832.94/244,743.70
  6. Step 6: Final answer
    x = 227,147.55

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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.