Home / 74,072.20-111,081.98-26,674.56

Finding the Fourth Proportional to 74,072.20, 111,081.98 and 26,674.56

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Solution

The fourth proportional to 74,072.20, 111,081.98 and 26,674.56 is: 40,002.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,072.20 : 111,081.98 = 26,674.56 : x
  2. Step 2: Convert to fraction form
    74,072.20/111,081.98 = 26,674.56/x
  3. Step 3: Cross multiply
    74,072.20x = 111,081.98 × 26,674.56
  4. Step 4: Simplify right side
    74,072.20x = 2,963,062,940.43
  5. Step 5: Solve for x
    x = 2,963,062,940.43/74,072.20
  6. Step 6: Final answer
    x = 40,002.36

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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.