Home / 114,240.26-171,471.09-55,117.51

Finding the Fourth Proportional to 114,240.26, 171,471.09 and 55,117.51

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Solution

The fourth proportional to 114,240.26, 171,471.09 and 55,117.51 is: 82,729.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,240.26 : 171,471.09 = 55,117.51 : x
  2. Step 2: Convert to fraction form
    114,240.26/171,471.09 = 55,117.51/x
  3. Step 3: Cross multiply
    114,240.26x = 171,471.09 × 55,117.51
  4. Step 4: Simplify right side
    114,240.26x = 9,451,059,517.79
  5. Step 5: Solve for x
    x = 9,451,059,517.79/114,240.26
  6. Step 6: Final answer
    x = 82,729.67

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.