Home / 148,778.20-222,519.30-133,096.60

Finding the Fourth Proportional to 148,778.20, 222,519.30 and 133,096.60

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Solution

The fourth proportional to 148,778.20, 222,519.30 and 133,096.60 is: 199,065.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,778.20 : 222,519.30 = 133,096.60 : x
  2. Step 2: Convert to fraction form
    148,778.20/222,519.30 = 133,096.60/x
  3. Step 3: Cross multiply
    148,778.20x = 222,519.30 × 133,096.60
  4. Step 4: Simplify right side
    148,778.20x = 29,616,562,264.38
  5. Step 5: Solve for x
    x = 29,616,562,264.38/148,778.20
  6. Step 6: Final answer
    x = 199,065.20

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1.5x scale

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.