Home / 146,821.88-202,608.78-79,752.44

Finding the Fourth Proportional to 146,821.88, 202,608.78 and 79,752.44

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Solution

The fourth proportional to 146,821.88, 202,608.78 and 79,752.44 is: 110,055.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,821.88 : 202,608.78 = 79,752.44 : x
  2. Step 2: Convert to fraction form
    146,821.88/202,608.78 = 79,752.44/x
  3. Step 3: Cross multiply
    146,821.88x = 202,608.78 × 79,752.44
  4. Step 4: Simplify right side
    146,821.88x = 16,158,544,570.42
  5. Step 5: Solve for x
    x = 16,158,544,570.42/146,821.88
  6. Step 6: Final answer
    x = 110,055.43

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.