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Finding the Fourth Proportional to 222,468.81, 333,471.11 and 110,078.88

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Solution

The fourth proportional to 222,468.81, 333,471.11 and 110,078.88 is: 165,003.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,468.81 : 333,471.11 = 110,078.88 : x
  2. Step 2: Convert to fraction form
    222,468.81/333,471.11 = 110,078.88/x
  3. Step 3: Cross multiply
    222,468.81x = 333,471.11 × 110,078.88
  4. Step 4: Simplify right side
    222,468.81x = 36,708,125,750.76
  5. Step 5: Solve for x
    x = 36,708,125,750.76/222,468.81
  6. Step 6: Final answer
    x = 165,003.47

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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.