Home / 65,451.54-98,177.37-18,704.43

Finding the Fourth Proportional to 65,451.54, 98,177.37 and 18,704.43

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Solution

The fourth proportional to 65,451.54, 98,177.37 and 18,704.43 is: 28,056.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,451.54 : 98,177.37 = 18,704.43 : x
  2. Step 2: Convert to fraction form
    65,451.54/98,177.37 = 18,704.43/x
  3. Step 3: Cross multiply
    65,451.54x = 98,177.37 × 18,704.43
  4. Step 4: Simplify right side
    65,451.54x = 1,836,351,744.75
  5. Step 5: Solve for x
    x = 1,836,351,744.75/65,451.54
  6. Step 6: Final answer
    x = 28,056.66

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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.