Home / 143,252.82-197,700.66-92,371.48

Finding the Fourth Proportional to 143,252.82, 197,700.66 and 92,371.48

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Solution

The fourth proportional to 143,252.82, 197,700.66 and 92,371.48 is: 127,480.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,252.82 : 197,700.66 = 92,371.48 : x
  2. Step 2: Convert to fraction form
    143,252.82/197,700.66 = 92,371.48/x
  3. Step 3: Cross multiply
    143,252.82x = 197,700.66 × 92,371.48
  4. Step 4: Simplify right side
    143,252.82x = 18,261,902,561.18
  5. Step 5: Solve for x
    x = 18,261,902,561.18/143,252.82
  6. Step 6: Final answer
    x = 127,480.23

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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.