Home / 146,942.76-202,781.14-79,874.76

Finding the Fourth Proportional to 146,942.76, 202,781.14 and 79,874.76

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Solution

The fourth proportional to 146,942.76, 202,781.14 and 79,874.76 is: 110,227.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,942.76 : 202,781.14 = 79,874.76 : x
  2. Step 2: Convert to fraction form
    146,942.76/202,781.14 = 79,874.76/x
  3. Step 3: Cross multiply
    146,942.76x = 202,781.14 × 79,874.76
  4. Step 4: Simplify right side
    146,942.76x = 16,197,094,890.03
  5. Step 5: Solve for x
    x = 16,197,094,890.03/146,942.76
  6. Step 6: Final answer
    x = 110,227.24

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1.5x scale

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.