Home / 143,443.92-197,841.39-92,464.95

Finding the Fourth Proportional to 143,443.92, 197,841.39 and 92,464.95

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Solution

The fourth proportional to 143,443.92, 197,841.39 and 92,464.95 is: 127,529.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    143,443.92 : 197,841.39 = 92,464.95 : x
  2. Step 2: Convert to fraction form
    143,443.92/197,841.39 = 92,464.95/x
  3. Step 3: Cross multiply
    143,443.92x = 197,841.39 × 92,464.95
  4. Step 4: Simplify right side
    143,443.92x = 18,293,394,234.28
  5. Step 5: Solve for x
    x = 18,293,394,234.28/143,443.92
  6. Step 6: Final answer
    x = 127,529.94

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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.