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Finding the Fourth Proportional to 254,604.26, 381,906.40 and 88,392.26

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Solution

The fourth proportional to 254,604.26, 381,906.40 and 88,392.26 is: 132,588.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    254,604.26 : 381,906.40 = 88,392.26 : x
  2. Step 2: Convert to fraction form
    254,604.26/381,906.40 = 88,392.26/x
  3. Step 3: Cross multiply
    254,604.26x = 381,906.40 × 88,392.26
  4. Step 4: Simplify right side
    254,604.26x = 33,757,569,804.46
  5. Step 5: Solve for x
    x = 33,757,569,804.46/254,604.26
  6. Step 6: Final answer
    x = 132,588.39

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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.