Home / 281,060.65-387,754.75-179,067.85

Finding the Fourth Proportional to 281,060.65, 387,754.75 and 179,067.85

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Solution

The fourth proportional to 281,060.65, 387,754.75 and 179,067.85 is: 247,044.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    281,060.65 : 387,754.75 = 179,067.85 : x
  2. Step 2: Convert to fraction form
    281,060.65/387,754.75 = 179,067.85/x
  3. Step 3: Cross multiply
    281,060.65x = 387,754.75 × 179,067.85
  4. Step 4: Simplify right side
    281,060.65x = 69,434,406,575.67
  5. Step 5: Solve for x
    x = 69,434,406,575.67/281,060.65
  6. Step 6: Final answer
    x = 247,044.21

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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.