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Finding the Fourth Proportional to 79,667.44, 119,445.79 and 35,269.97

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Solution

The fourth proportional to 79,667.44, 119,445.79 and 35,269.97 is: 52,880.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,667.44 : 119,445.79 = 35,269.97 : x
  2. Step 2: Convert to fraction form
    79,667.44/119,445.79 = 35,269.97/x
  3. Step 3: Cross multiply
    79,667.44x = 119,445.79 × 35,269.97
  4. Step 4: Simplify right side
    79,667.44x = 4,212,849,253.58
  5. Step 5: Solve for x
    x = 4,212,849,253.58/79,667.44
  6. Step 6: Final answer
    x = 52,880.44

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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.