Home / 82,471.11-123,426.27-50,901.14

Finding the Fourth Proportional to 82,471.11, 123,426.27 and 50,901.14

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Solution

The fourth proportional to 82,471.11, 123,426.27 and 50,901.14 is: 76,178.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,471.11 : 123,426.27 = 50,901.14 : x
  2. Step 2: Convert to fraction form
    82,471.11/123,426.27 = 50,901.14/x
  3. Step 3: Cross multiply
    82,471.11x = 123,426.27 × 50,901.14
  4. Step 4: Simplify right side
    82,471.11x = 6,282,537,231.82
  5. Step 5: Solve for x
    x = 6,282,537,231.82/82,471.11
  6. Step 6: Final answer
    x = 76,178.64

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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.