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Finding the Fourth Proportional to 256,576.92, 384,922.08 and 88,093.41

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Solution

The fourth proportional to 256,576.92, 384,922.08 and 88,093.41 is: 132,159.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    256,576.92 : 384,922.08 = 88,093.41 : x
  2. Step 2: Convert to fraction form
    256,576.92/384,922.08 = 88,093.41/x
  3. Step 3: Cross multiply
    256,576.92x = 384,922.08 × 88,093.41
  4. Step 4: Simplify right side
    256,576.92x = 33,909,098,611.49
  5. Step 5: Solve for x
    x = 33,909,098,611.49/256,576.92
  6. Step 6: Final answer
    x = 132,159.58

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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.