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Finding the Fourth Proportional to 267,951.38, 369,763.32 and 151,662.36

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Solution

The fourth proportional to 267,951.38, 369,763.32 and 151,662.36 is: 209,288.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    267,951.38 : 369,763.32 = 151,662.36 : x
  2. Step 2: Convert to fraction form
    267,951.38/369,763.32 = 151,662.36/x
  3. Step 3: Cross multiply
    267,951.38x = 369,763.32 × 151,662.36
  4. Step 4: Simplify right side
    267,951.38x = 56,079,177,752.64
  5. Step 5: Solve for x
    x = 56,079,177,752.64/267,951.38
  6. Step 6: Final answer
    x = 209,288.63

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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.