Home / 179,290.26-268,733.09-79,437.31

Finding the Fourth Proportional to 179,290.26, 268,733.09 and 79,437.31

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Solution

The fourth proportional to 179,290.26, 268,733.09 and 79,437.31 is: 119,066.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,290.26 : 268,733.09 = 79,437.31 : x
  2. Step 2: Convert to fraction form
    179,290.26/268,733.09 = 79,437.31/x
  3. Step 3: Cross multiply
    179,290.26x = 268,733.09 × 79,437.31
  4. Step 4: Simplify right side
    179,290.26x = 21,347,433,304.35
  5. Step 5: Solve for x
    x = 21,347,433,304.35/179,290.26
  6. Step 6: Final answer
    x = 119,066.33

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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.