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Finding the Fourth Proportional to 241,612.31, 362,274.88 and 91,863.56

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Solution

The fourth proportional to 241,612.31, 362,274.88 and 91,863.56 is: 137,740.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,612.31 : 362,274.88 = 91,863.56 : x
  2. Step 2: Convert to fraction form
    241,612.31/362,274.88 = 91,863.56/x
  3. Step 3: Cross multiply
    241,612.31x = 362,274.88 × 91,863.56
  4. Step 4: Simplify right side
    241,612.31x = 33,279,860,175.37
  5. Step 5: Solve for x
    x = 33,279,860,175.37/241,612.31
  6. Step 6: Final answer
    x = 137,740.75

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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.