Home / 168,510.36-252,764.82-43,851

Finding the Fourth Proportional to 168,510.36, 252,764.82 and 43,851

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Solution

The fourth proportional to 168,510.36, 252,764.82 and 43,851 is: 65,776.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,510.36 : 252,764.82 = 43,851 : x
  2. Step 2: Convert to fraction form
    168,510.36/252,764.82 = 43,851/x
  3. Step 3: Cross multiply
    168,510.36x = 252,764.82 × 43,851
  4. Step 4: Simplify right side
    168,510.36x = 11,083,990,121.82
  5. Step 5: Solve for x
    x = 11,083,990,121.82/168,510.36
  6. Step 6: Final answer
    x = 65,776.31

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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.