Home / 331,258.11-496,782.55-106,568.47

Finding the Fourth Proportional to 331,258.11, 496,782.55 and 106,568.47

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Solution

The fourth proportional to 331,258.11, 496,782.55 and 106,568.47 is: 159,819.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,258.11 : 496,782.55 = 106,568.47 : x
  2. Step 2: Convert to fraction form
    331,258.11/496,782.55 = 106,568.47/x
  3. Step 3: Cross multiply
    331,258.11x = 496,782.55 × 106,568.47
  4. Step 4: Simplify right side
    331,258.11x = 52,941,356,276.20
  5. Step 5: Solve for x
    x = 52,941,356,276.20/331,258.11
  6. Step 6: Final answer
    x = 159,819.05

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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.