Home / 49,896.14-74,861.92-31,154.45

Finding the Fourth Proportional to 49,896.14, 74,861.92 and 31,154.45

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Solution

The fourth proportional to 49,896.14, 74,861.92 and 31,154.45 is: 46,742.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,896.14 : 74,861.92 = 31,154.45 : x
  2. Step 2: Convert to fraction form
    49,896.14/74,861.92 = 31,154.45/x
  3. Step 3: Cross multiply
    49,896.14x = 74,861.92 × 31,154.45
  4. Step 4: Simplify right side
    49,896.14x = 2,332,281,943.54
  5. Step 5: Solve for x
    x = 2,332,281,943.54/49,896.14
  6. Step 6: Final answer
    x = 46,742.73

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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.