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Finding the Fourth Proportional to 241,938, 333,874.44 and 135,954

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Solution

The fourth proportional to 241,938, 333,874.44 and 135,954 is: 187,616.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    241,938 : 333,874.44 = 135,954 : x
  2. Step 2: Convert to fraction form
    241,938/333,874.44 = 135,954/x
  3. Step 3: Cross multiply
    241,938x = 333,874.44 × 135,954
  4. Step 4: Simplify right side
    241,938x = 45,391,565,615.76
  5. Step 5: Solve for x
    x = 45,391,565,615.76/241,938
  6. Step 6: Final answer
    x = 187,616.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.