Home / 181,378.23-272,067.98-55,019.57

Finding the Fourth Proportional to 181,378.23, 272,067.98 and 55,019.57

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Solution

The fourth proportional to 181,378.23, 272,067.98 and 55,019.57 is: 82,529.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    181,378.23 : 272,067.98 = 55,019.57 : x
  2. Step 2: Convert to fraction form
    181,378.23/272,067.98 = 55,019.57/x
  3. Step 3: Cross multiply
    181,378.23x = 272,067.98 × 55,019.57
  4. Step 4: Simplify right side
    181,378.23x = 14,969,061,634.93
  5. Step 5: Solve for x
    x = 14,969,061,634.93/181,378.23
  6. Step 6: Final answer
    x = 82,529.54

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1.5x scale

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.