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Finding the Fourth Proportional to 151,458.56, 227,187.81 and 40,650.56

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Solution

The fourth proportional to 151,458.56, 227,187.81 and 40,650.56 is: 60,975.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,458.56 : 227,187.81 = 40,650.56 : x
  2. Step 2: Convert to fraction form
    151,458.56/227,187.81 = 40,650.56/x
  3. Step 3: Cross multiply
    151,458.56x = 227,187.81 × 40,650.56
  4. Step 4: Simplify right side
    151,458.56x = 9,235,311,701.67
  5. Step 5: Solve for x
    x = 9,235,311,701.67/151,458.56
  6. Step 6: Final answer
    x = 60,975.83

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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.