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Finding the Fourth Proportional to 188,677.97, 283,016.96 and 48,436.60

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Solution

The fourth proportional to 188,677.97, 283,016.96 and 48,436.60 is: 72,654.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,677.97 : 283,016.96 = 48,436.60 : x
  2. Step 2: Convert to fraction form
    188,677.97/283,016.96 = 48,436.60/x
  3. Step 3: Cross multiply
    188,677.97x = 283,016.96 × 48,436.60
  4. Step 4: Simplify right side
    188,677.97x = 13,708,379,284.74
  5. Step 5: Solve for x
    x = 13,708,379,284.74/188,677.97
  6. Step 6: Final answer
    x = 72,654.90

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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.