Home / 199,675.38-275,548.35-109,028.88

Finding the Fourth Proportional to 199,675.38, 275,548.35 and 109,028.88

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Solution

The fourth proportional to 199,675.38, 275,548.35 and 109,028.88 is: 150,457.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,675.38 : 275,548.35 = 109,028.88 : x
  2. Step 2: Convert to fraction form
    199,675.38/275,548.35 = 109,028.88/x
  3. Step 3: Cross multiply
    199,675.38x = 275,548.35 × 109,028.88
  4. Step 4: Simplify right side
    199,675.38x = 30,042,727,986.35
  5. Step 5: Solve for x
    x = 30,042,727,986.35/199,675.38
  6. Step 6: Final answer
    x = 150,457.85

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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.