Home / 146,597.72-219,900.36-39,982.55

Finding the Fourth Proportional to 146,597.72, 219,900.36 and 39,982.55

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Solution

The fourth proportional to 146,597.72, 219,900.36 and 39,982.55 is: 59,974.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,597.72 : 219,900.36 = 39,982.55 : x
  2. Step 2: Convert to fraction form
    146,597.72/219,900.36 = 39,982.55/x
  3. Step 3: Cross multiply
    146,597.72x = 219,900.36 × 39,982.55
  4. Step 4: Simplify right side
    146,597.72x = 8,792,177,138.72
  5. Step 5: Solve for x
    x = 8,792,177,138.72/146,597.72
  6. Step 6: Final answer
    x = 59,974.86

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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.