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Finding the Fourth Proportional to 73,122.50, 109,683.77 and 26,375.37

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Solution

The fourth proportional to 73,122.50, 109,683.77 and 26,375.37 is: 39,563.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,122.50 : 109,683.77 = 26,375.37 : x
  2. Step 2: Convert to fraction form
    73,122.50/109,683.77 = 26,375.37/x
  3. Step 3: Cross multiply
    73,122.50x = 109,683.77 × 26,375.37
  4. Step 4: Simplify right side
    73,122.50x = 2,892,949,884.87
  5. Step 5: Solve for x
    x = 2,892,949,884.87/73,122.50
  6. Step 6: Final answer
    x = 39,563.06

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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.