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Finding the Fourth Proportional to 73,342.83, 101,205.12 and 41,505.39

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Solution

The fourth proportional to 73,342.83, 101,205.12 and 41,505.39 is: 57,272.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,342.83 : 101,205.12 = 41,505.39 : x
  2. Step 2: Convert to fraction form
    73,342.83/101,205.12 = 41,505.39/x
  3. Step 3: Cross multiply
    73,342.83x = 101,205.12 × 41,505.39
  4. Step 4: Simplify right side
    73,342.83x = 4,200,557,975.60
  5. Step 5: Solve for x
    x = 4,200,557,975.60/73,342.83
  6. Step 6: Final answer
    x = 57,272.92

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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.