Home / 146,714.42-220,126.97-51,940.78

Finding the Fourth Proportional to 146,714.42, 220,126.97 and 51,940.78

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Solution

The fourth proportional to 146,714.42, 220,126.97 and 51,940.78 is: 77,930.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,714.42 : 220,126.97 = 51,940.78 : x
  2. Step 2: Convert to fraction form
    146,714.42/220,126.97 = 51,940.78/x
  3. Step 3: Cross multiply
    146,714.42x = 220,126.97 × 51,940.78
  4. Step 4: Simplify right side
    146,714.42x = 11,433,566,100.37
  5. Step 5: Solve for x
    x = 11,433,566,100.37/146,714.42
  6. Step 6: Final answer
    x = 77,930.76

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1.5x scale

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.