Home / 126,835.24-175,034.10-70,247.56

Finding the Fourth Proportional to 126,835.24, 175,034.10 and 70,247.56

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Solution

The fourth proportional to 126,835.24, 175,034.10 and 70,247.56 is: 96,942.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,835.24 : 175,034.10 = 70,247.56 : x
  2. Step 2: Convert to fraction form
    126,835.24/175,034.10 = 70,247.56/x
  3. Step 3: Cross multiply
    126,835.24x = 175,034.10 × 70,247.56
  4. Step 4: Simplify right side
    126,835.24x = 12,295,718,441.80
  5. Step 5: Solve for x
    x = 12,295,718,441.80/126,835.24
  6. Step 6: Final answer
    x = 96,942.45

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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.