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Finding the Fourth Proportional to 62,879.40, 94,207.32 and 33,317.64

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Solution

The fourth proportional to 62,879.40, 94,207.32 and 33,317.64 is: 49,917.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    62,879.40 : 94,207.32 = 33,317.64 : x
  2. Step 2: Convert to fraction form
    62,879.40/94,207.32 = 33,317.64/x
  3. Step 3: Cross multiply
    62,879.40x = 94,207.32 × 33,317.64
  4. Step 4: Simplify right side
    62,879.40x = 3,138,765,573.12
  5. Step 5: Solve for x
    x = 3,138,765,573.12/62,879.40
  6. Step 6: Final answer
    x = 49,917.23

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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.