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Finding the Fourth Proportional to 248,612.14, 372,844.09 and 88,659.82

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Solution

The fourth proportional to 248,612.14, 372,844.09 and 88,659.82 is: 132,963.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,612.14 : 372,844.09 = 88,659.82 : x
  2. Step 2: Convert to fraction form
    248,612.14/372,844.09 = 88,659.82/x
  3. Step 3: Cross multiply
    248,612.14x = 372,844.09 × 88,659.82
  4. Step 4: Simplify right side
    248,612.14x = 33,056,289,907.46
  5. Step 5: Solve for x
    x = 33,056,289,907.46/248,612.14
  6. Step 6: Final answer
    x = 132,963.30

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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.