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Finding the Fourth Proportional to 188,491.87, 282,737.62 and 48,250.27

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Solution

The fourth proportional to 188,491.87, 282,737.62 and 48,250.27 is: 72,375.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,491.87 : 282,737.62 = 48,250.27 : x
  2. Step 2: Convert to fraction form
    188,491.87/282,737.62 = 48,250.27/x
  3. Step 3: Cross multiply
    188,491.87x = 282,737.62 × 48,250.27
  4. Step 4: Simplify right side
    188,491.87x = 13,642,165,857.63
  5. Step 5: Solve for x
    x = 13,642,165,857.63/188,491.87
  6. Step 6: Final answer
    x = 72,375.36

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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.