Home / 356,183.28-534,151.92-103,395.24

Finding the Fourth Proportional to 356,183.28, 534,151.92 and 103,395.24

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Solution

The fourth proportional to 356,183.28, 534,151.92 and 103,395.24 is: 155,057.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    356,183.28 : 534,151.92 = 103,395.24 : x
  2. Step 2: Convert to fraction form
    356,183.28/534,151.92 = 103,395.24/x
  3. Step 3: Cross multiply
    356,183.28x = 534,151.92 × 103,395.24
  4. Step 4: Simplify right side
    356,183.28x = 55,228,765,964.86
  5. Step 5: Solve for x
    x = 55,228,765,964.86/356,183.28
  6. Step 6: Final answer
    x = 155,057.15

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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.