Home / 270,560.72-373,289.16-163,163.60

Finding the Fourth Proportional to 270,560.72, 373,289.16 and 163,163.60

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Solution

The fourth proportional to 270,560.72, 373,289.16 and 163,163.60 is: 225,114.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,560.72 : 373,289.16 = 163,163.60 : x
  2. Step 2: Convert to fraction form
    270,560.72/373,289.16 = 163,163.60/x
  3. Step 3: Cross multiply
    270,560.72x = 373,289.16 × 163,163.60
  4. Step 4: Simplify right side
    270,560.72x = 60,907,203,186.58
  5. Step 5: Solve for x
    x = 60,907,203,186.58/270,560.72
  6. Step 6: Final answer
    x = 225,114.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.