Home / 146,226.60-219,171.76-67,174.74

Finding the Fourth Proportional to 146,226.60, 219,171.76 and 67,174.74

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Solution

The fourth proportional to 146,226.60, 219,171.76 and 67,174.74 is: 100,684.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,226.60 : 219,171.76 = 67,174.74 : x
  2. Step 2: Convert to fraction form
    146,226.60/219,171.76 = 67,174.74/x
  3. Step 3: Cross multiply
    146,226.60x = 219,171.76 × 67,174.74
  4. Step 4: Simplify right side
    146,226.60x = 14,722,805,825.41
  5. Step 5: Solve for x
    x = 14,722,805,825.41/146,226.60
  6. Step 6: Final answer
    x = 100,684.87

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1.5x scale

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.