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Finding the Fourth Proportional to 248,606.82, 372,910.03 and 61,618.32

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Solution

The fourth proportional to 248,606.82, 372,910.03 and 61,618.32 is: 92,427.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,606.82 : 372,910.03 = 61,618.32 : x
  2. Step 2: Convert to fraction form
    248,606.82/372,910.03 = 61,618.32/x
  3. Step 3: Cross multiply
    248,606.82x = 372,910.03 × 61,618.32
  4. Step 4: Simplify right side
    248,606.82x = 22,978,089,405.70
  5. Step 5: Solve for x
    x = 22,978,089,405.70/248,606.82
  6. Step 6: Final answer
    x = 92,427.43

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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.