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Finding the Fourth Proportional to 248,818.59, 373,227.89 and 82,606.59

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Solution

The fourth proportional to 248,818.59, 373,227.89 and 82,606.59 is: 123,909.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    248,818.59 : 373,227.89 = 82,606.59 : x
  2. Step 2: Convert to fraction form
    248,818.59/373,227.89 = 82,606.59/x
  3. Step 3: Cross multiply
    248,818.59x = 373,227.89 × 82,606.59
  4. Step 4: Simplify right side
    248,818.59x = 30,831,083,285.80
  5. Step 5: Solve for x
    x = 30,831,083,285.80/248,818.59
  6. Step 6: Final answer
    x = 123,909.89

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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.