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Finding the Fourth Proportional to 79,634.73, 119,368.79 and 29,693.10

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Solution

The fourth proportional to 79,634.73, 119,368.79 and 29,693.10 is: 44,508.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,634.73 : 119,368.79 = 29,693.10 : x
  2. Step 2: Convert to fraction form
    79,634.73/119,368.79 = 29,693.10/x
  3. Step 3: Cross multiply
    79,634.73x = 119,368.79 × 29,693.10
  4. Step 4: Simplify right side
    79,634.73x = 3,544,428,747.27
  5. Step 5: Solve for x
    x = 3,544,428,747.27/79,634.73
  6. Step 6: Final answer
    x = 44,508.58

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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.