Home / 206,727.99-285,277.41-126,290.13

Finding the Fourth Proportional to 206,727.99, 285,277.41 and 126,290.13

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Solution

The fourth proportional to 206,727.99, 285,277.41 and 126,290.13 is: 174,275.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    206,727.99 : 285,277.41 = 126,290.13 : x
  2. Step 2: Convert to fraction form
    206,727.99/285,277.41 = 126,290.13/x
  3. Step 3: Cross multiply
    206,727.99x = 285,277.41 × 126,290.13
  4. Step 4: Simplify right side
    206,727.99x = 36,027,721,194.96
  5. Step 5: Solve for x
    x = 36,027,721,194.96/206,727.99
  6. Step 6: Final answer
    x = 174,275.97

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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.