Home / 71,902.26-107,816.04-21,972.24

Finding the Fourth Proportional to 71,902.26, 107,816.04 and 21,972.24

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Solution

The fourth proportional to 71,902.26, 107,816.04 and 21,972.24 is: 32,946.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,902.26 : 107,816.04 = 21,972.24 : x
  2. Step 2: Convert to fraction form
    71,902.26/107,816.04 = 21,972.24/x
  3. Step 3: Cross multiply
    71,902.26x = 107,816.04 × 21,972.24
  4. Step 4: Simplify right side
    71,902.26x = 2,368,959,906.73
  5. Step 5: Solve for x
    x = 2,368,959,906.73/71,902.26
  6. Step 6: Final answer
    x = 32,946.95

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1.5x scale

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.