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Finding the Fourth Proportional to 188,699.82, 283,052.62 and 48,455.34

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Solution

The fourth proportional to 188,699.82, 283,052.62 and 48,455.34 is: 72,683.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,699.82 : 283,052.62 = 48,455.34 : x
  2. Step 2: Convert to fraction form
    188,699.82/283,052.62 = 48,455.34/x
  3. Step 3: Cross multiply
    188,699.82x = 283,052.62 × 48,455.34
  4. Step 4: Simplify right side
    188,699.82x = 13,715,410,939.99
  5. Step 5: Solve for x
    x = 13,715,410,939.99/188,699.82
  6. Step 6: Final answer
    x = 72,683.75

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1.5x scale

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.