Home / 275,192.07-379,768.92-166,281.29

Finding the Fourth Proportional to 275,192.07, 379,768.92 and 166,281.29

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Solution

The fourth proportional to 275,192.07, 379,768.92 and 166,281.29 is: 229,470.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,192.07 : 379,768.92 = 166,281.29 : x
  2. Step 2: Convert to fraction form
    275,192.07/379,768.92 = 166,281.29/x
  3. Step 3: Cross multiply
    275,192.07x = 379,768.92 × 166,281.29
  4. Step 4: Simplify right side
    275,192.07x = 63,148,465,919.51
  5. Step 5: Solve for x
    x = 63,148,465,919.51/275,192.07
  6. Step 6: Final answer
    x = 229,470.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.