Home / 52,743.35-79,147.33-21,150.06

Finding the Fourth Proportional to 52,743.35, 79,147.33 and 21,150.06

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Solution

The fourth proportional to 52,743.35, 79,147.33 and 21,150.06 is: 31,738.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,743.35 : 79,147.33 = 21,150.06 : x
  2. Step 2: Convert to fraction form
    52,743.35/79,147.33 = 21,150.06/x
  3. Step 3: Cross multiply
    52,743.35x = 79,147.33 × 21,150.06
  4. Step 4: Simplify right side
    52,743.35x = 1,673,970,873.87
  5. Step 5: Solve for x
    x = 1,673,970,873.87/52,743.35
  6. Step 6: Final answer
    x = 31,738.04

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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.