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Finding the Fourth Proportional to 222,361.74, 333,574.92 and 72,565.14

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Solution

The fourth proportional to 222,361.74, 333,574.92 and 72,565.14 is: 108,858.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,361.74 : 333,574.92 = 72,565.14 : x
  2. Step 2: Convert to fraction form
    222,361.74/333,574.92 = 72,565.14/x
  3. Step 3: Cross multiply
    222,361.74x = 333,574.92 × 72,565.14
  4. Step 4: Simplify right side
    222,361.74x = 24,205,910,770.29
  5. Step 5: Solve for x
    x = 24,205,910,770.29/222,361.74
  6. Step 6: Final answer
    x = 108,858.25

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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.