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Finding the Fourth Proportional to 73,112.22, 109,674 and 23,195.16

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Solution

The fourth proportional to 73,112.22, 109,674 and 23,195.16 is: 34,794.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,112.22 : 109,674 = 23,195.16 : x
  2. Step 2: Convert to fraction form
    73,112.22/109,674 = 23,195.16/x
  3. Step 3: Cross multiply
    73,112.22x = 109,674 × 23,195.16
  4. Step 4: Simplify right side
    73,112.22x = 2,543,905,977.84
  5. Step 5: Solve for x
    x = 2,543,905,977.84/73,112.22
  6. Step 6: Final answer
    x = 34,794.54

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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.