Home / 126,950.68-175,145.59-75,964.87

Finding the Fourth Proportional to 126,950.68, 175,145.59 and 75,964.87

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Solution

The fourth proportional to 126,950.68, 175,145.59 and 75,964.87 is: 104,803.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,950.68 : 175,145.59 = 75,964.87 : x
  2. Step 2: Convert to fraction form
    126,950.68/175,145.59 = 75,964.87/x
  3. Step 3: Cross multiply
    126,950.68x = 175,145.59 × 75,964.87
  4. Step 4: Simplify right side
    126,950.68x = 13,304,911,975.42
  5. Step 5: Solve for x
    x = 13,304,911,975.42/126,950.68
  6. Step 6: Final answer
    x = 104,803.79

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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.