Home / 276,324.52-381,319.60-167,493.28

Finding the Fourth Proportional to 276,324.52, 381,319.60 and 167,493.28

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Solution

The fourth proportional to 276,324.52, 381,319.60 and 167,493.28 is: 231,135.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,324.52 : 381,319.60 = 167,493.28 : x
  2. Step 2: Convert to fraction form
    276,324.52/381,319.60 = 167,493.28/x
  3. Step 3: Cross multiply
    276,324.52x = 381,319.60 × 167,493.28
  4. Step 4: Simplify right side
    276,324.52x = 63,868,470,532.29
  5. Step 5: Solve for x
    x = 63,868,470,532.29/276,324.52
  6. Step 6: Final answer
    x = 231,135.73

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1.5x scale

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.