Home / 114,255.06-171,380.79-31,149.06

Finding the Fourth Proportional to 114,255.06, 171,380.79 and 31,149.06

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Solution

The fourth proportional to 114,255.06, 171,380.79 and 31,149.06 is: 46,723.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    114,255.06 : 171,380.79 = 31,149.06 : x
  2. Step 2: Convert to fraction form
    114,255.06/171,380.79 = 31,149.06/x
  3. Step 3: Cross multiply
    114,255.06x = 171,380.79 × 31,149.06
  4. Step 4: Simplify right side
    114,255.06x = 5,338,350,510.56
  5. Step 5: Solve for x
    x = 5,338,350,510.56/114,255.06
  6. Step 6: Final answer
    x = 46,723.10

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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.