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Finding the Fourth Proportional to 188,697.84, 283,049.60 and 48,453.36

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Solution

The fourth proportional to 188,697.84, 283,049.60 and 48,453.36 is: 72,680.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,697.84 : 283,049.60 = 48,453.36 : x
  2. Step 2: Convert to fraction form
    188,697.84/283,049.60 = 48,453.36/x
  3. Step 3: Cross multiply
    188,697.84x = 283,049.60 × 48,453.36
  4. Step 4: Simplify right side
    188,697.84x = 13,714,704,166.66
  5. Step 5: Solve for x
    x = 13,714,704,166.66/188,697.84
  6. Step 6: Final answer
    x = 72,680.77

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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.