Home / 126,834.86-175,031.67-73,119.62

Finding the Fourth Proportional to 126,834.86, 175,031.67 and 73,119.62

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Solution

The fourth proportional to 126,834.86, 175,031.67 and 73,119.62 is: 100,904.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,834.86 : 175,031.67 = 73,119.62 : x
  2. Step 2: Convert to fraction form
    126,834.86/175,031.67 = 73,119.62/x
  3. Step 3: Cross multiply
    126,834.86x = 175,031.67 × 73,119.62
  4. Step 4: Simplify right side
    126,834.86x = 12,798,249,198.37
  5. Step 5: Solve for x
    x = 12,798,249,198.37/126,834.86
  6. Step 6: Final answer
    x = 100,904.82

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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.