Home / 52,942.61-73,063.19-31,721.42

Finding the Fourth Proportional to 52,942.61, 73,063.19 and 31,721.42

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Solution

The fourth proportional to 52,942.61, 73,063.19 and 31,721.42 is: 43,776.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,942.61 : 73,063.19 = 31,721.42 : x
  2. Step 2: Convert to fraction form
    52,942.61/73,063.19 = 31,721.42/x
  3. Step 3: Cross multiply
    52,942.61x = 73,063.19 × 31,721.42
  4. Step 4: Simplify right side
    52,942.61x = 2,317,667,977.92
  5. Step 5: Solve for x
    x = 2,317,667,977.92/52,942.61
  6. Step 6: Final answer
    x = 43,776.99

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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.