Home / 120,932.37-181,397.97-30,974.91

Finding the Fourth Proportional to 120,932.37, 181,397.97 and 30,974.91

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Solution

The fourth proportional to 120,932.37, 181,397.97 and 30,974.91 is: 46,462.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,932.37 : 181,397.97 = 30,974.91 : x
  2. Step 2: Convert to fraction form
    120,932.37/181,397.97 = 30,974.91/x
  3. Step 3: Cross multiply
    120,932.37x = 181,397.97 × 30,974.91
  4. Step 4: Simplify right side
    120,932.37x = 5,618,785,794.93
  5. Step 5: Solve for x
    x = 5,618,785,794.93/120,932.37
  6. Step 6: Final answer
    x = 46,462.22

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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.