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Finding the Fourth Proportional to 151,767, 227,650.50 and 40,959

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Solution

The fourth proportional to 151,767, 227,650.50 and 40,959 is: 61,438.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,767 : 227,650.50 = 40,959 : x
  2. Step 2: Convert to fraction form
    151,767/227,650.50 = 40,959/x
  3. Step 3: Cross multiply
    151,767x = 227,650.50 × 40,959
  4. Step 4: Simplify right side
    151,767x = 9,324,336,829.50
  5. Step 5: Solve for x
    x = 9,324,336,829.50/151,767
  6. Step 6: Final answer
    x = 61,438.50

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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.