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Finding the Fourth Proportional to 234,285.54, 351,425.16 and 56,794.08

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Solution

The fourth proportional to 234,285.54, 351,425.16 and 56,794.08 is: 85,190.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,285.54 : 351,425.16 = 56,794.08 : x
  2. Step 2: Convert to fraction form
    234,285.54/351,425.16 = 56,794.08/x
  3. Step 3: Cross multiply
    234,285.54x = 351,425.16 × 56,794.08
  4. Step 4: Simplify right side
    234,285.54x = 19,958,868,651.05
  5. Step 5: Solve for x
    x = 19,958,868,651.05/234,285.54
  6. Step 6: Final answer
    x = 85,190.36

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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.