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Finding the Fourth Proportional to 151,697.56, 227,376.72 and 56,836.48

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Solution

The fourth proportional to 151,697.56, 227,376.72 and 56,836.48 is: 85,191.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,697.56 : 227,376.72 = 56,836.48 : x
  2. Step 2: Convert to fraction form
    151,697.56/227,376.72 = 56,836.48/x
  3. Step 3: Cross multiply
    151,697.56x = 227,376.72 × 56,836.48
  4. Step 4: Simplify right side
    151,697.56x = 12,923,292,398.75
  5. Step 5: Solve for x
    x = 12,923,292,398.75/151,697.56
  6. Step 6: Final answer
    x = 85,191.17

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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.