Home / 148,516.80-222,775.20-141,604.80

Finding the Fourth Proportional to 148,516.80, 222,775.20 and 141,604.80

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Solution

The fourth proportional to 148,516.80, 222,775.20 and 141,604.80 is: 212,407.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,516.80 : 222,775.20 = 141,604.80 : x
  2. Step 2: Convert to fraction form
    148,516.80/222,775.20 = 141,604.80/x
  3. Step 3: Cross multiply
    148,516.80x = 222,775.20 × 141,604.80
  4. Step 4: Simplify right side
    148,516.80x = 31,546,037,640.96
  5. Step 5: Solve for x
    x = 31,546,037,640.96/148,516.80
  6. Step 6: Final answer
    x = 212,407.20

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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.