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Finding the Fourth Proportional to 151,956.40, 227,934.60 and 73,224.40

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Solution

The fourth proportional to 151,956.40, 227,934.60 and 73,224.40 is: 109,836.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,956.40 : 227,934.60 = 73,224.40 : x
  2. Step 2: Convert to fraction form
    151,956.40/227,934.60 = 73,224.40/x
  3. Step 3: Cross multiply
    151,956.40x = 227,934.60 × 73,224.40
  4. Step 4: Simplify right side
    151,956.40x = 16,690,374,324.24
  5. Step 5: Solve for x
    x = 16,690,374,324.24/151,956.40
  6. Step 6: Final answer
    x = 109,836.60

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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.