Home / 65,561.25-98,343.94-18,176.79

Finding the Fourth Proportional to 65,561.25, 98,343.94 and 18,176.79

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Solution

The fourth proportional to 65,561.25, 98,343.94 and 18,176.79 is: 27,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,561.25 : 98,343.94 = 18,176.79 : x
  2. Step 2: Convert to fraction form
    65,561.25/98,343.94 = 18,176.79/x
  3. Step 3: Cross multiply
    65,561.25x = 98,343.94 × 18,176.79
  4. Step 4: Simplify right side
    65,561.25x = 1,787,577,145.15
  5. Step 5: Solve for x
    x = 1,787,577,145.15/65,561.25
  6. Step 6: Final answer
    x = 27,265.76

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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.