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Finding the Fourth Proportional to 79,794.93, 119,705.36 and 23,640.47

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Solution

The fourth proportional to 79,794.93, 119,705.36 and 23,640.47 is: 35,464.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,794.93 : 119,705.36 = 23,640.47 : x
  2. Step 2: Convert to fraction form
    79,794.93/119,705.36 = 23,640.47/x
  3. Step 3: Cross multiply
    79,794.93x = 119,705.36 × 23,640.47
  4. Step 4: Simplify right side
    79,794.93x = 2,829,890,255.19
  5. Step 5: Solve for x
    x = 2,829,890,255.19/79,794.93
  6. Step 6: Final answer
    x = 35,464.54

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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.