Home / 179,786.19-269,799.67-74,605.26

Finding the Fourth Proportional to 179,786.19, 269,799.67 and 74,605.26

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Solution

The fourth proportional to 179,786.19, 269,799.67 and 74,605.26 is: 111,957.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,786.19 : 269,799.67 = 74,605.26 : x
  2. Step 2: Convert to fraction form
    179,786.19/269,799.67 = 74,605.26/x
  3. Step 3: Cross multiply
    179,786.19x = 269,799.67 × 74,605.26
  4. Step 4: Simplify right side
    179,786.19x = 20,128,474,528.26
  5. Step 5: Solve for x
    x = 20,128,474,528.26/179,786.19
  6. Step 6: Final answer
    x = 111,957.85

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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.