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Finding the Fourth Proportional to 73,168.50, 100,902.66 and 44,493.06

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Solution

The fourth proportional to 73,168.50, 100,902.66 and 44,493.06 is: 61,357.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,168.50 : 100,902.66 = 44,493.06 : x
  2. Step 2: Convert to fraction form
    73,168.50/100,902.66 = 44,493.06/x
  3. Step 3: Cross multiply
    73,168.50x = 100,902.66 × 44,493.06
  4. Step 4: Simplify right side
    73,168.50x = 4,489,468,105.54
  5. Step 5: Solve for x
    x = 4,489,468,105.54/73,168.50
  6. Step 6: Final answer
    x = 61,357.94

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.