Home / 143,092.44-197,476.50-82,665.60

Finding the Fourth Proportional to 143,092.44, 197,476.50 and 82,665.60

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Solution

The fourth proportional to 143,092.44, 197,476.50 and 82,665.60 is: 114,083.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,092.44 : 197,476.50 = 82,665.60 : x
  2. Step 2: Convert to fraction form
    143,092.44/197,476.50 = 82,665.60/x
  3. Step 3: Cross multiply
    143,092.44x = 197,476.50 × 82,665.60
  4. Step 4: Simplify right side
    143,092.44x = 16,324,513,358.40
  5. Step 5: Solve for x
    x = 16,324,513,358.40/143,092.44
  6. Step 6: Final answer
    x = 114,083.69

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.