Home / 264,145.28-396,213.60-106,369.76

Finding the Fourth Proportional to 264,145.28, 396,213.60 and 106,369.76

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Solution

The fourth proportional to 264,145.28, 396,213.60 and 106,369.76 is: 159,552.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    264,145.28 : 396,213.60 = 106,369.76 : x
  2. Step 2: Convert to fraction form
    264,145.28/396,213.60 = 106,369.76/x
  3. Step 3: Cross multiply
    264,145.28x = 396,213.60 × 106,369.76
  4. Step 4: Simplify right side
    264,145.28x = 42,145,145,540.74
  5. Step 5: Solve for x
    x = 42,145,145,540.74/264,145.28
  6. Step 6: Final answer
    x = 159,552.90

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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.