Home / 146,838.20-220,257.30-41,660.60

Finding the Fourth Proportional to 146,838.20, 220,257.30 and 41,660.60

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Solution

The fourth proportional to 146,838.20, 220,257.30 and 41,660.60 is: 62,490.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,838.20 : 220,257.30 = 41,660.60 : x
  2. Step 2: Convert to fraction form
    146,838.20/220,257.30 = 41,660.60/x
  3. Step 3: Cross multiply
    146,838.20x = 220,257.30 × 41,660.60
  4. Step 4: Simplify right side
    146,838.20x = 9,176,051,272.38
  5. Step 5: Solve for x
    x = 9,176,051,272.38/146,838.20
  6. Step 6: Final answer
    x = 62,490.90

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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.