Home / 220,835.98-331,252.62-132,114.34

Finding the Fourth Proportional to 220,835.98, 331,252.62 and 132,114.34

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Solution

The fourth proportional to 220,835.98, 331,252.62 and 132,114.34 is: 198,170.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,835.98 : 331,252.62 = 132,114.34 : x
  2. Step 2: Convert to fraction form
    220,835.98/331,252.62 = 132,114.34/x
  3. Step 3: Cross multiply
    220,835.98x = 331,252.62 × 132,114.34
  4. Step 4: Simplify right side
    220,835.98x = 43,763,221,264.57
  5. Step 5: Solve for x
    x = 43,763,221,264.57/220,835.98
  6. Step 6: Final answer
    x = 198,170.70

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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.