Home / 143,246.82-197,692.38-92,365.47

Finding the Fourth Proportional to 143,246.82, 197,692.38 and 92,365.47

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Solution

The fourth proportional to 143,246.82, 197,692.38 and 92,365.47 is: 127,471.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,246.82 : 197,692.38 = 92,365.47 : x
  2. Step 2: Convert to fraction form
    143,246.82/197,692.38 = 92,365.47/x
  3. Step 3: Cross multiply
    143,246.82x = 197,692.38 × 92,365.47
  4. Step 4: Simplify right side
    143,246.82x = 18,259,949,594.12
  5. Step 5: Solve for x
    x = 18,259,949,594.12/143,246.82
  6. Step 6: Final answer
    x = 127,471.94

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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.