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Finding the Fourth Proportional to 234,282.58, 351,420.73 and 56,791.10

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Solution

The fourth proportional to 234,282.58, 351,420.73 and 56,791.10 is: 85,185.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,282.58 : 351,420.73 = 56,791.10 : x
  2. Step 2: Convert to fraction form
    234,282.58/351,420.73 = 56,791.10/x
  3. Step 3: Cross multiply
    234,282.58x = 351,420.73 × 56,791.10
  4. Step 4: Simplify right side
    234,282.58x = 19,957,569,819.50
  5. Step 5: Solve for x
    x = 19,957,569,819.50/234,282.58
  6. Step 6: Final answer
    x = 85,185.89

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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.