Home / 248,005.20-371,351.70-195,079.80

Finding the Fourth Proportional to 248,005.20, 371,351.70 and 195,079.80

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Solution

The fourth proportional to 248,005.20, 371,351.70 and 195,079.80 is: 292,103.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,005.20 : 371,351.70 = 195,079.80 : x
  2. Step 2: Convert to fraction form
    248,005.20/371,351.70 = 195,079.80/x
  3. Step 3: Cross multiply
    248,005.20x = 371,351.70 × 195,079.80
  4. Step 4: Simplify right side
    248,005.20x = 72,443,215,365.66
  5. Step 5: Solve for x
    x = 72,443,215,365.66/248,005.20
  6. Step 6: Final answer
    x = 292,103.61

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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.