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Finding the Fourth Proportional to 226,027.16, 311,921.44 and 124,062.16

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Solution

The fourth proportional to 226,027.16, 311,921.44 and 124,062.16 is: 171,207.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    226,027.16 : 311,921.44 = 124,062.16 : x
  2. Step 2: Convert to fraction form
    226,027.16/311,921.44 = 124,062.16/x
  3. Step 3: Cross multiply
    226,027.16x = 311,921.44 × 124,062.16
  4. Step 4: Simplify right side
    226,027.16x = 38,697,647,596.71
  5. Step 5: Solve for x
    x = 38,697,647,596.71/226,027.16
  6. Step 6: Final answer
    x = 171,207.95

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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.