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Finding the Fourth Proportional to 74,332, 111,498 and 25,084

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Solution

The fourth proportional to 74,332, 111,498 and 25,084 is: 37,626

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,332 : 111,498 = 25,084 : x
  2. Step 2: Convert to fraction form
    74,332/111,498 = 25,084/x
  3. Step 3: Cross multiply
    74,332x = 111,498 × 25,084
  4. Step 4: Simplify right side
    74,332x = 2,796,815,832
  5. Step 5: Solve for x
    x = 2,796,815,832/74,332
  6. Step 6: Final answer
    x = 37,626

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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.