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Finding the Fourth Proportional to 222,188.58, 333,282.87 and 122,297.36

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Solution

The fourth proportional to 222,188.58, 333,282.87 and 122,297.36 is: 183,446.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,188.58 : 333,282.87 = 122,297.36 : x
  2. Step 2: Convert to fraction form
    222,188.58/333,282.87 = 122,297.36/x
  3. Step 3: Cross multiply
    222,188.58x = 333,282.87 × 122,297.36
  4. Step 4: Simplify right side
    222,188.58x = 40,759,613,467.81
  5. Step 5: Solve for x
    x = 40,759,613,467.81/222,188.58
  6. Step 6: Final answer
    x = 183,446.03

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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.