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Finding the Fourth Proportional to 73,379.92, 110,124.96 and 33,964.60

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Solution

The fourth proportional to 73,379.92, 110,124.96 and 33,964.60 is: 50,972.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,379.92 : 110,124.96 = 33,964.60 : x
  2. Step 2: Convert to fraction form
    73,379.92/110,124.96 = 33,964.60/x
  3. Step 3: Cross multiply
    73,379.92x = 110,124.96 × 33,964.60
  4. Step 4: Simplify right side
    73,379.92x = 3,740,350,216.42
  5. Step 5: Solve for x
    x = 3,740,350,216.42/73,379.92
  6. Step 6: Final answer
    x = 50,972.39

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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.