Home / 148,760.58-222,759.90-82,126.74

Finding the Fourth Proportional to 148,760.58, 222,759.90 and 82,126.74

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Solution

The fourth proportional to 148,760.58, 222,759.90 and 82,126.74 is: 122,979.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,760.58 : 222,759.90 = 82,126.74 : x
  2. Step 2: Convert to fraction form
    148,760.58/222,759.90 = 82,126.74/x
  3. Step 3: Cross multiply
    148,760.58x = 222,759.90 × 82,126.74
  4. Step 4: Simplify right side
    148,760.58x = 18,294,544,389.73
  5. Step 5: Solve for x
    x = 18,294,544,389.73/148,760.58
  6. Step 6: Final answer
    x = 122,979.79

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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.