Home / 151,510.20-227,265.30-67,237.80

Finding the Fourth Proportional to 151,510.20, 227,265.30 and 67,237.80

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Solution

The fourth proportional to 151,510.20, 227,265.30 and 67,237.80 is: 100,856.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,510.20 : 227,265.30 = 67,237.80 : x
  2. Step 2: Convert to fraction form
    151,510.20/227,265.30 = 67,237.80/x
  3. Step 3: Cross multiply
    151,510.20x = 227,265.30 × 67,237.80
  4. Step 4: Simplify right side
    151,510.20x = 15,280,818,788.34
  5. Step 5: Solve for x
    x = 15,280,818,788.34/151,510.20
  6. Step 6: Final answer
    x = 100,856.70

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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.