Home / 49,760.05-74,464.78-31,048.90

Finding the Fourth Proportional to 49,760.05, 74,464.78 and 31,048.90

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Solution

The fourth proportional to 49,760.05, 74,464.78 and 31,048.90 is: 46,463.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,760.05 : 74,464.78 = 31,048.90 : x
  2. Step 2: Convert to fraction form
    49,760.05/74,464.78 = 31,048.90/x
  3. Step 3: Cross multiply
    49,760.05x = 74,464.78 × 31,048.90
  4. Step 4: Simplify right side
    49,760.05x = 2,312,049,243.96
  5. Step 5: Solve for x
    x = 2,312,049,243.96/49,760.05
  6. Step 6: Final answer
    x = 46,463.97

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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.