Home / 65,170.24-97,754.16-20,796.64

Finding the Fourth Proportional to 65,170.24, 97,754.16 and 20,796.64

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Solution

The fourth proportional to 65,170.24, 97,754.16 and 20,796.64 is: 31,194.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,170.24 : 97,754.16 = 20,796.64 : x
  2. Step 2: Convert to fraction form
    65,170.24/97,754.16 = 20,796.64/x
  3. Step 3: Cross multiply
    65,170.24x = 97,754.16 × 20,796.64
  4. Step 4: Simplify right side
    65,170.24x = 2,032,958,074.02
  5. Step 5: Solve for x
    x = 2,032,958,074.02/65,170.24
  6. Step 6: Final answer
    x = 31,194.58

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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.