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Finding the Fourth Proportional to 73,266.16, 109,917.72 and 33,851.14

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Solution

The fourth proportional to 73,266.16, 109,917.72 and 33,851.14 is: 50,785.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,266.16 : 109,917.72 = 33,851.14 : x
  2. Step 2: Convert to fraction form
    73,266.16/109,917.72 = 33,851.14/x
  3. Step 3: Cross multiply
    73,266.16x = 109,917.72 × 33,851.14
  4. Step 4: Simplify right side
    73,266.16x = 3,720,840,128.20
  5. Step 5: Solve for x
    x = 3,720,840,128.20/73,266.16
  6. Step 6: Final answer
    x = 50,785.25

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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.