Home / 119,456.44-179,141.96-39,479.60

Finding the Fourth Proportional to 119,456.44, 179,141.96 and 39,479.60

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Solution

The fourth proportional to 119,456.44, 179,141.96 and 39,479.60 is: 59,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,456.44 : 179,141.96 = 39,479.60 : x
  2. Step 2: Convert to fraction form
    119,456.44/179,141.96 = 39,479.60/x
  3. Step 3: Cross multiply
    119,456.44x = 179,141.96 × 39,479.60
  4. Step 4: Simplify right side
    119,456.44x = 7,072,453,470.57
  5. Step 5: Solve for x
    x = 7,072,453,470.57/119,456.44
  6. Step 6: Final answer
    x = 59,205.29

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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.