Home / 151,928.98-227,954.78-67,631.54

Finding the Fourth Proportional to 151,928.98, 227,954.78 and 67,631.54

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Solution

The fourth proportional to 151,928.98, 227,954.78 and 67,631.54 is: 101,474.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,928.98 : 227,954.78 = 67,631.54 : x
  2. Step 2: Convert to fraction form
    151,928.98/227,954.78 = 67,631.54/x
  3. Step 3: Cross multiply
    151,928.98x = 227,954.78 × 67,631.54
  4. Step 4: Simplify right side
    151,928.98x = 15,416,932,821.76
  5. Step 5: Solve for x
    x = 15,416,932,821.76/151,928.98
  6. Step 6: Final answer
    x = 101,474.60

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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.