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Finding the Fourth Proportional to 73,625.69, 110,394.12 and 33,091.77

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Solution

The fourth proportional to 73,625.69, 110,394.12 and 33,091.77 is: 49,617.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,625.69 : 110,394.12 = 33,091.77 : x
  2. Step 2: Convert to fraction form
    73,625.69/110,394.12 = 33,091.77/x
  3. Step 3: Cross multiply
    73,625.69x = 110,394.12 × 33,091.77
  4. Step 4: Simplify right side
    73,625.69x = 3,653,137,366.46
  5. Step 5: Solve for x
    x = 3,653,137,366.46/73,625.69
  6. Step 6: Final answer
    x = 49,617.70

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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.