Home / 126,254.70-174,231.41-80,932.67

Finding the Fourth Proportional to 126,254.70, 174,231.41 and 80,932.67

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Solution

The fourth proportional to 126,254.70, 174,231.41 and 80,932.67 is: 111,687.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    126,254.70 : 174,231.41 = 80,932.67 : x
  2. Step 2: Convert to fraction form
    126,254.70/174,231.41 = 80,932.67/x
  3. Step 3: Cross multiply
    126,254.70x = 174,231.41 × 80,932.67
  4. Step 4: Simplify right side
    126,254.70x = 14,101,011,933.34
  5. Step 5: Solve for x
    x = 14,101,011,933.34/126,254.70
  6. Step 6: Final answer
    x = 111,687.03

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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.