Home / 179,384.38-269,109.62-74,211.55

Finding the Fourth Proportional to 179,384.38, 269,109.62 and 74,211.55

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Solution

The fourth proportional to 179,384.38, 269,109.62 and 74,211.55 is: 111,331.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    179,384.38 : 269,109.62 = 74,211.55 : x
  2. Step 2: Convert to fraction form
    179,384.38/269,109.62 = 74,211.55/x
  3. Step 3: Cross multiply
    179,384.38x = 269,109.62 × 74,211.55
  4. Step 4: Simplify right side
    179,384.38x = 19,971,042,020.11
  5. Step 5: Solve for x
    x = 19,971,042,020.11/179,384.38
  6. Step 6: Final answer
    x = 111,331.00

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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.