Home / 165,460.32-248,229.36-71,992.80

Finding the Fourth Proportional to 165,460.32, 248,229.36 and 71,992.80

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Solution

The fourth proportional to 165,460.32, 248,229.36 and 71,992.80 is: 108,006.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,460.32 : 248,229.36 = 71,992.80 : x
  2. Step 2: Convert to fraction form
    165,460.32/248,229.36 = 71,992.80/x
  3. Step 3: Cross multiply
    165,460.32x = 248,229.36 × 71,992.80
  4. Step 4: Simplify right side
    165,460.32x = 17,870,726,668.61
  5. Step 5: Solve for x
    x = 17,870,726,668.61/165,460.32
  6. Step 6: Final answer
    x = 108,006.12

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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.