Home / 220,974.60-331,577.10-96,328.20

Finding the Fourth Proportional to 220,974.60, 331,577.10 and 96,328.20

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Solution

The fourth proportional to 220,974.60, 331,577.10 and 96,328.20 is: 144,542.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    220,974.60 : 331,577.10 = 96,328.20 : x
  2. Step 2: Convert to fraction form
    220,974.60/331,577.10 = 96,328.20/x
  3. Step 3: Cross multiply
    220,974.60x = 331,577.10 × 96,328.20
  4. Step 4: Simplify right side
    220,974.60x = 31,940,225,204.22
  5. Step 5: Solve for x
    x = 31,940,225,204.22/220,974.60
  6. Step 6: Final answer
    x = 144,542.52

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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.