Home / 198,265.80-273,606.96-107,621.70

Finding the Fourth Proportional to 198,265.80, 273,606.96 and 107,621.70

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Solution

The fourth proportional to 198,265.80, 273,606.96 and 107,621.70 is: 148,518.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    198,265.80 : 273,606.96 = 107,621.70 : x
  2. Step 2: Convert to fraction form
    198,265.80/273,606.96 = 107,621.70/x
  3. Step 3: Cross multiply
    198,265.80x = 273,606.96 × 107,621.70
  4. Step 4: Simplify right side
    198,265.80x = 29,446,046,167.03
  5. Step 5: Solve for x
    x = 29,446,046,167.03/198,265.80
  6. Step 6: Final answer
    x = 148,518.03

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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.