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Finding the Fourth Proportional to 227,327.16, 340,870.32 and 100,912.44

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Solution

The fourth proportional to 227,327.16, 340,870.32 and 100,912.44 is: 151,315.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    227,327.16 : 340,870.32 = 100,912.44 : x
  2. Step 2: Convert to fraction form
    227,327.16/340,870.32 = 100,912.44/x
  3. Step 3: Cross multiply
    227,327.16x = 340,870.32 × 100,912.44
  4. Step 4: Simplify right side
    227,327.16x = 34,398,055,714.78
  5. Step 5: Solve for x
    x = 34,398,055,714.78/227,327.16
  6. Step 6: Final answer
    x = 151,315.20

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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.