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Finding the Fourth Proportional to 168,846.16, 234,073.24 and 159,857.68

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Solution

The fourth proportional to 168,846.16, 234,073.24 and 159,857.68 is: 221,612.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,846.16 : 234,073.24 = 159,857.68 : x
  2. Step 2: Convert to fraction form
    168,846.16/234,073.24 = 159,857.68/x
  3. Step 3: Cross multiply
    168,846.16x = 234,073.24 × 159,857.68
  4. Step 4: Simplify right side
    168,846.16x = 37,418,405,096.48
  5. Step 5: Solve for x
    x = 37,418,405,096.48/168,846.16
  6. Step 6: Final answer
    x = 221,612.41

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.