Home / 197,091.84-295,639.38-84,764.28

Finding the Fourth Proportional to 197,091.84, 295,639.38 and 84,764.28

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Solution

The fourth proportional to 197,091.84, 295,639.38 and 84,764.28 is: 127,147.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    197,091.84 : 295,639.38 = 84,764.28 : x
  2. Step 2: Convert to fraction form
    197,091.84/295,639.38 = 84,764.28/x
  3. Step 3: Cross multiply
    197,091.84x = 295,639.38 × 84,764.28
  4. Step 4: Simplify right side
    197,091.84x = 25,059,659,185.35
  5. Step 5: Solve for x
    x = 25,059,659,185.35/197,091.84
  6. Step 6: Final answer
    x = 127,147.12

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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.