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Finding the Fourth Proportional to 50,629.33, 69,888.39 and 33,398.96

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Solution

The fourth proportional to 50,629.33, 69,888.39 and 33,398.96 is: 46,103.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,629.33 : 69,888.39 = 33,398.96 : x
  2. Step 2: Convert to fraction form
    50,629.33/69,888.39 = 33,398.96/x
  3. Step 3: Cross multiply
    50,629.33x = 69,888.39 × 33,398.96
  4. Step 4: Simplify right side
    50,629.33x = 2,334,199,192.63
  5. Step 5: Solve for x
    x = 2,334,199,192.63/50,629.33
  6. Step 6: Final answer
    x = 46,103.70

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.