Home / 49,439.40-74,183.40-23,139.60

Finding the Fourth Proportional to 49,439.40, 74,183.40 and 23,139.60

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Solution

The fourth proportional to 49,439.40, 74,183.40 and 23,139.60 is: 34,720.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,439.40 : 74,183.40 = 23,139.60 : x
  2. Step 2: Convert to fraction form
    49,439.40/74,183.40 = 23,139.60/x
  3. Step 3: Cross multiply
    49,439.40x = 74,183.40 × 23,139.60
  4. Step 4: Simplify right side
    49,439.40x = 1,716,574,202.64
  5. Step 5: Solve for x
    x = 1,716,574,202.64/49,439.40
  6. Step 6: Final answer
    x = 34,720.77

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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.