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Finding the Fourth Proportional to 73,680.33, 101,671.43 and 41,843.01

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Solution

The fourth proportional to 73,680.33, 101,671.43 and 41,843.01 is: 57,739.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,680.33 : 101,671.43 = 41,843.01 : x
  2. Step 2: Convert to fraction form
    73,680.33/101,671.43 = 41,843.01/x
  3. Step 3: Cross multiply
    73,680.33x = 101,671.43 × 41,843.01
  4. Step 4: Simplify right side
    73,680.33x = 4,254,238,452.99
  5. Step 5: Solve for x
    x = 4,254,238,452.99/73,680.33
  6. Step 6: Final answer
    x = 57,739.13

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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.