Home / 331,155.44-496,433.66-120,744.17

Finding the Fourth Proportional to 331,155.44, 496,433.66 and 120,744.17

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Solution

The fourth proportional to 331,155.44, 496,433.66 and 120,744.17 is: 181,007.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,155.44 : 496,433.66 = 120,744.17 : x
  2. Step 2: Convert to fraction form
    331,155.44/496,433.66 = 120,744.17/x
  3. Step 3: Cross multiply
    331,155.44x = 496,433.66 × 120,744.17
  4. Step 4: Simplify right side
    331,155.44x = 59,941,467,150.87
  5. Step 5: Solve for x
    x = 59,941,467,150.87/331,155.44
  6. Step 6: Final answer
    x = 181,007.05

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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.