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Finding the Fourth Proportional to 73,228.68, 109,843.20 and 17,824.68

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Solution

The fourth proportional to 73,228.68, 109,843.20 and 17,824.68 is: 26,737.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,228.68 : 109,843.20 = 17,824.68 : x
  2. Step 2: Convert to fraction form
    73,228.68/109,843.20 = 17,824.68/x
  3. Step 3: Cross multiply
    73,228.68x = 109,843.20 × 17,824.68
  4. Step 4: Simplify right side
    73,228.68x = 1,957,919,890.18
  5. Step 5: Solve for x
    x = 1,957,919,890.18/73,228.68
  6. Step 6: Final answer
    x = 26,737.06

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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.