Home / 47,942.64-71,721.24-41,438.64

Finding the Fourth Proportional to 47,942.64, 71,721.24 and 41,438.64

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Solution

The fourth proportional to 47,942.64, 71,721.24 and 41,438.64 is: 61,991.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,942.64 : 71,721.24 = 41,438.64 : x
  2. Step 2: Convert to fraction form
    47,942.64/71,721.24 = 41,438.64/x
  3. Step 3: Cross multiply
    47,942.64x = 71,721.24 × 41,438.64
  4. Step 4: Simplify right side
    47,942.64x = 2,972,030,644.71
  5. Step 5: Solve for x
    x = 2,972,030,644.71/47,942.64
  6. Step 6: Final answer
    x = 61,991.38

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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.