Home / 119,435.54-179,115.17-39,458.57

Finding the Fourth Proportional to 119,435.54, 179,115.17 and 39,458.57

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Solution

The fourth proportional to 119,435.54, 179,115.17 and 39,458.57 is: 59,175.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,435.54 : 179,115.17 = 39,458.57 : x
  2. Step 2: Convert to fraction form
    119,435.54/179,115.17 = 39,458.57/x
  3. Step 3: Cross multiply
    119,435.54x = 179,115.17 × 39,458.57
  4. Step 4: Simplify right side
    119,435.54x = 7,067,627,380.64
  5. Step 5: Solve for x
    x = 7,067,627,380.64/119,435.54
  6. Step 6: Final answer
    x = 59,175.25

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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.