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Finding the Fourth Proportional to 79,569, 119,328.02 and 26,249.04

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Solution

The fourth proportional to 79,569, 119,328.02 and 26,249.04 is: 39,365.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,569 : 119,328.02 = 26,249.04 : x
  2. Step 2: Convert to fraction form
    79,569/119,328.02 = 26,249.04/x
  3. Step 3: Cross multiply
    79,569x = 119,328.02 × 26,249.04
  4. Step 4: Simplify right side
    79,569x = 3,132,245,970.10
  5. Step 5: Solve for x
    x = 3,132,245,970.10/79,569
  6. Step 6: Final answer
    x = 39,365.15

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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.