Home / 198,524.25-273,965.09-107,880.17

Finding the Fourth Proportional to 198,524.25, 273,965.09 and 107,880.17

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Solution

The fourth proportional to 198,524.25, 273,965.09 and 107,880.17 is: 148,875.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,524.25 : 273,965.09 = 107,880.17 : x
  2. Step 2: Convert to fraction form
    198,524.25/273,965.09 = 107,880.17/x
  3. Step 3: Cross multiply
    198,524.25x = 273,965.09 × 107,880.17
  4. Step 4: Simplify right side
    198,524.25x = 29,555,398,574.04
  5. Step 5: Solve for x
    x = 29,555,398,574.04/198,524.25
  6. Step 6: Final answer
    x = 148,875.51

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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.