Home / 131,797.41-181,924.79-80,114.33

Finding the Fourth Proportional to 131,797.41, 181,924.79 and 80,114.33

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Solution

The fourth proportional to 131,797.41, 181,924.79 and 80,114.33 is: 110,584.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    131,797.41 : 181,924.79 = 80,114.33 : x
  2. Step 2: Convert to fraction form
    131,797.41/181,924.79 = 80,114.33/x
  3. Step 3: Cross multiply
    131,797.41x = 181,924.79 × 80,114.33
  4. Step 4: Simplify right side
    131,797.41x = 14,574,781,351.05
  5. Step 5: Solve for x
    x = 14,574,781,351.05/131,797.41
  6. Step 6: Final answer
    x = 110,584.73

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1.5x scale

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.