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Finding the Fourth Proportional to 234,646.92, 351,952 and 66,160.44

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Solution

The fourth proportional to 234,646.92, 351,952 and 66,160.44 is: 99,235.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,646.92 : 351,952 = 66,160.44 : x
  2. Step 2: Convert to fraction form
    234,646.92/351,952 = 66,160.44/x
  3. Step 3: Cross multiply
    234,646.92x = 351,952 × 66,160.44
  4. Step 4: Simplify right side
    234,646.92x = 23,285,299,178.88
  5. Step 5: Solve for x
    x = 23,285,299,178.88/234,646.92
  6. Step 6: Final answer
    x = 99,235.48

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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.