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Finding the Fourth Proportional to 234,672.48, 351,822.96 and 84,889.44

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Solution

The fourth proportional to 234,672.48, 351,822.96 and 84,889.44 is: 127,266.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,672.48 : 351,822.96 = 84,889.44 : x
  2. Step 2: Convert to fraction form
    234,672.48/351,822.96 = 84,889.44/x
  3. Step 3: Cross multiply
    234,672.48x = 351,822.96 × 84,889.44
  4. Step 4: Simplify right side
    234,672.48x = 29,866,054,053.54
  5. Step 5: Solve for x
    x = 29,866,054,053.54/234,672.48
  6. Step 6: Final answer
    x = 127,266.96

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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.