Home / 115,439.44-173,176.96-48,880

Finding the Fourth Proportional to 115,439.44, 173,176.96 and 48,880

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Solution

The fourth proportional to 115,439.44, 173,176.96 and 48,880 is: 73,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,439.44 : 173,176.96 = 48,880 : x
  2. Step 2: Convert to fraction form
    115,439.44/173,176.96 = 48,880/x
  3. Step 3: Cross multiply
    115,439.44x = 173,176.96 × 48,880
  4. Step 4: Simplify right side
    115,439.44x = 8,464,889,804.80
  5. Step 5: Solve for x
    x = 8,464,889,804.80/115,439.44
  6. Step 6: Final answer
    x = 73,327.54

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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.