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Finding the Fourth Proportional to 222,447.51, 333,720.50 and 122,556.29

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Solution

The fourth proportional to 222,447.51, 333,720.50 and 122,556.29 is: 183,861.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,447.51 : 333,720.50 = 122,556.29 : x
  2. Step 2: Convert to fraction form
    222,447.51/333,720.50 = 122,556.29/x
  3. Step 3: Cross multiply
    222,447.51x = 333,720.50 × 122,556.29
  4. Step 4: Simplify right side
    222,447.51x = 40,899,544,095.56
  5. Step 5: Solve for x
    x = 40,899,544,095.56/222,447.51
  6. Step 6: Final answer
    x = 183,861.55

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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.