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Finding the Fourth Proportional to 197,022, 295,456.44 and 63,870.15

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Solution

The fourth proportional to 197,022, 295,456.44 and 63,870.15 is: 95,780.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,022 : 295,456.44 = 63,870.15 : x
  2. Step 2: Convert to fraction form
    197,022/295,456.44 = 63,870.15/x
  3. Step 3: Cross multiply
    197,022x = 295,456.44 × 63,870.15
  4. Step 4: Simplify right side
    197,022x = 18,870,847,141.27
  5. Step 5: Solve for x
    x = 18,870,847,141.27/197,022
  6. Step 6: Final answer
    x = 95,780.41

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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.