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Finding the Fourth Proportional to 222,996.90, 334,614.40 and 104,669.26

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Solution

The fourth proportional to 222,996.90, 334,614.40 and 104,669.26 is: 157,059.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,996.90 : 334,614.40 = 104,669.26 : x
  2. Step 2: Convert to fraction form
    222,996.90/334,614.40 = 104,669.26/x
  3. Step 3: Cross multiply
    222,996.90x = 334,614.40 × 104,669.26
  4. Step 4: Simplify right side
    222,996.90x = 35,023,841,633.34
  5. Step 5: Solve for x
    x = 35,023,841,633.34/222,996.90
  6. Step 6: Final answer
    x = 157,059.77

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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.