Home / 151,520.25-227,281.52-67,257.77

Finding the Fourth Proportional to 151,520.25, 227,281.52 and 67,257.77

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Solution

The fourth proportional to 151,520.25, 227,281.52 and 67,257.77 is: 100,887.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    151,520.25 : 227,281.52 = 67,257.77 : x
  2. Step 2: Convert to fraction form
    151,520.25/227,281.52 = 67,257.77/x
  3. Step 3: Cross multiply
    151,520.25x = 227,281.52 × 67,257.77
  4. Step 4: Simplify right side
    151,520.25x = 15,286,446,724.71
  5. Step 5: Solve for x
    x = 15,286,446,724.71/151,520.25
  6. Step 6: Final answer
    x = 100,887.15

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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.