Home / 198,849.60-274,097.52-147,076.20

Finding the Fourth Proportional to 198,849.60, 274,097.52 and 147,076.20

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Solution

The fourth proportional to 198,849.60, 274,097.52 and 147,076.20 is: 202,732.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,849.60 : 274,097.52 = 147,076.20 : x
  2. Step 2: Convert to fraction form
    198,849.60/274,097.52 = 147,076.20/x
  3. Step 3: Cross multiply
    198,849.60x = 274,097.52 × 147,076.20
  4. Step 4: Simplify right side
    198,849.60x = 40,313,221,671.02
  5. Step 5: Solve for x
    x = 40,313,221,671.02/198,849.60
  6. Step 6: Final answer
    x = 202,732.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.