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Finding the Fourth Proportional to 223,102.26, 334,657.44 and 81,048.42

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Solution

The fourth proportional to 223,102.26, 334,657.44 and 81,048.42 is: 121,574.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    223,102.26 : 334,657.44 = 81,048.42 : x
  2. Step 2: Convert to fraction form
    223,102.26/334,657.44 = 81,048.42/x
  3. Step 3: Cross multiply
    223,102.26x = 334,657.44 × 81,048.42
  4. Step 4: Simplify right side
    223,102.26x = 27,123,456,753.24
  5. Step 5: Solve for x
    x = 27,123,456,753.24/223,102.26
  6. Step 6: Final answer
    x = 121,574.10

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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.