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Finding the Fourth Proportional to 234,500.25, 351,747.84 and 57,007.47

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Solution

The fourth proportional to 234,500.25, 351,747.84 and 57,007.47 is: 85,510.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    234,500.25 : 351,747.84 = 57,007.47 : x
  2. Step 2: Convert to fraction form
    234,500.25/351,747.84 = 57,007.47/x
  3. Step 3: Cross multiply
    234,500.25x = 351,747.84 × 57,007.47
  4. Step 4: Simplify right side
    234,500.25x = 20,052,254,436.36
  5. Step 5: Solve for x
    x = 20,052,254,436.36/234,500.25
  6. Step 6: Final answer
    x = 85,510.59

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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.