Home / 148,965.20-223,534.20-55,480.40

Finding the Fourth Proportional to 148,965.20, 223,534.20 and 55,480.40

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Solution

The fourth proportional to 148,965.20, 223,534.20 and 55,480.40 is: 83,252.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,965.20 : 223,534.20 = 55,480.40 : x
  2. Step 2: Convert to fraction form
    148,965.20/223,534.20 = 55,480.40/x
  3. Step 3: Cross multiply
    148,965.20x = 223,534.20 × 55,480.40
  4. Step 4: Simplify right side
    148,965.20x = 12,401,766,829.68
  5. Step 5: Solve for x
    x = 12,401,766,829.68/148,965.20
  6. Step 6: Final answer
    x = 83,252.78

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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.