Home / 335,454.12-503,074.56-110,772.68

Finding the Fourth Proportional to 335,454.12, 503,074.56 and 110,772.68

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Solution

The fourth proportional to 335,454.12, 503,074.56 and 110,772.68 is: 166,123.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,454.12 : 503,074.56 = 110,772.68 : x
  2. Step 2: Convert to fraction form
    335,454.12/503,074.56 = 110,772.68/x
  3. Step 3: Cross multiply
    335,454.12x = 503,074.56 × 110,772.68
  4. Step 4: Simplify right side
    335,454.12x = 55,726,917,251.02
  5. Step 5: Solve for x
    x = 55,726,917,251.02/335,454.12
  6. Step 6: Final answer
    x = 166,123.81

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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.