Home / 73,976.46-110,935.51-31,859.70

Finding the Fourth Proportional to 73,976.46, 110,935.51 and 31,859.70

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Solution

The fourth proportional to 73,976.46, 110,935.51 and 31,859.70 is: 47,776.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,976.46 : 110,935.51 = 31,859.70 : x
  2. Step 2: Convert to fraction form
    73,976.46/110,935.51 = 31,859.70/x
  3. Step 3: Cross multiply
    73,976.46x = 110,935.51 × 31,859.70
  4. Step 4: Simplify right side
    73,976.46x = 3,534,372,067.95
  5. Step 5: Solve for x
    x = 3,534,372,067.95/73,976.46
  6. Step 6: Final answer
    x = 47,776.98

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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.