Home / 65,796.20-98,708.82-30,716.72

Finding the Fourth Proportional to 65,796.20, 98,708.82 and 30,716.72

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Solution

The fourth proportional to 65,796.20, 98,708.82 and 30,716.72 is: 46,081.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,796.20 : 98,708.82 = 30,716.72 : x
  2. Step 2: Convert to fraction form
    65,796.20/98,708.82 = 30,716.72/x
  3. Step 3: Cross multiply
    65,796.20x = 98,708.82 × 30,716.72
  4. Step 4: Simplify right side
    65,796.20x = 3,032,011,185.47
  5. Step 5: Solve for x
    x = 3,032,011,185.47/65,796.20
  6. Step 6: Final answer
    x = 46,081.86

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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.