Home / 119,695.80-179,545.26-57,351.72

Finding the Fourth Proportional to 119,695.80, 179,545.26 and 57,351.72

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Solution

The fourth proportional to 119,695.80, 179,545.26 and 57,351.72 is: 86,028.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,695.80 : 179,545.26 = 57,351.72 : x
  2. Step 2: Convert to fraction form
    119,695.80/179,545.26 = 57,351.72/x
  3. Step 3: Cross multiply
    119,695.80x = 179,545.26 × 57,351.72
  4. Step 4: Simplify right side
    119,695.80x = 10,297,229,478.85
  5. Step 5: Solve for x
    x = 10,297,229,478.85/119,695.80
  6. Step 6: Final answer
    x = 86,028.33

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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.