Home / 63,975-95,941.10-21,270.59

Finding the Fourth Proportional to 63,975, 95,941.10 and 21,270.59

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Solution

The fourth proportional to 63,975, 95,941.10 and 21,270.59 is: 31,898.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,975 : 95,941.10 = 21,270.59 : x
  2. Step 2: Convert to fraction form
    63,975/95,941.10 = 21,270.59/x
  3. Step 3: Cross multiply
    63,975x = 95,941.10 × 21,270.59
  4. Step 4: Simplify right side
    63,975x = 2,040,723,216.19
  5. Step 5: Solve for x
    x = 2,040,723,216.19/63,975
  6. Step 6: Final answer
    x = 31,898.76

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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.