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Finding the Fourth Proportional to 248,168.54, 372,294.32 and 194,858.36

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Solution

The fourth proportional to 248,168.54, 372,294.32 and 194,858.36 is: 292,320.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,168.54 : 372,294.32 = 194,858.36 : x
  2. Step 2: Convert to fraction form
    248,168.54/372,294.32 = 194,858.36/x
  3. Step 3: Cross multiply
    248,168.54x = 372,294.32 × 194,858.36
  4. Step 4: Simplify right side
    248,168.54x = 72,544,657,796.75
  5. Step 5: Solve for x
    x = 72,544,657,796.75/248,168.54
  6. Step 6: Final answer
    x = 292,320.13

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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.