Home / 65,231.06-97,859.14-27,790.42

Finding the Fourth Proportional to 65,231.06, 97,859.14 and 27,790.42

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Solution

The fourth proportional to 65,231.06, 97,859.14 and 27,790.42 is: 41,690.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,231.06 : 97,859.14 = 27,790.42 : x
  2. Step 2: Convert to fraction form
    65,231.06/97,859.14 = 27,790.42/x
  3. Step 3: Cross multiply
    65,231.06x = 97,859.14 × 27,790.42
  4. Step 4: Simplify right side
    65,231.06x = 2,719,546,601.44
  5. Step 5: Solve for x
    x = 2,719,546,601.44/65,231.06
  6. Step 6: Final answer
    x = 41,690.98

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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.