Home / 120,918.19-181,377.05-32,171.69

Finding the Fourth Proportional to 120,918.19, 181,377.05 and 32,171.69

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Solution

The fourth proportional to 120,918.19, 181,377.05 and 32,171.69 is: 48,257.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    120,918.19 : 181,377.05 = 32,171.69 : x
  2. Step 2: Convert to fraction form
    120,918.19/181,377.05 = 32,171.69/x
  3. Step 3: Cross multiply
    120,918.19x = 181,377.05 × 32,171.69
  4. Step 4: Simplify right side
    120,918.19x = 5,835,206,699.26
  5. Step 5: Solve for x
    x = 5,835,206,699.26/120,918.19
  6. Step 6: Final answer
    x = 48,257.48

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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.