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Finding the Fourth Proportional to 73,249.28, 101,079.36 and 41,419.52

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Solution

The fourth proportional to 73,249.28, 101,079.36 and 41,419.52 is: 57,156.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,249.28 : 101,079.36 = 41,419.52 : x
  2. Step 2: Convert to fraction form
    73,249.28/101,079.36 = 41,419.52/x
  3. Step 3: Cross multiply
    73,249.28x = 101,079.36 × 41,419.52
  4. Step 4: Simplify right side
    73,249.28x = 4,186,658,573.11
  5. Step 5: Solve for x
    x = 4,186,658,573.11/73,249.28
  6. Step 6: Final answer
    x = 57,156.31

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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.