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Finding the Fourth Proportional to 172,233.22, 237,797.82 and 154,027.46

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Solution

The fourth proportional to 172,233.22, 237,797.82 and 154,027.46 is: 212,661.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    172,233.22 : 237,797.82 = 154,027.46 : x
  2. Step 2: Convert to fraction form
    172,233.22/237,797.82 = 154,027.46/x
  3. Step 3: Cross multiply
    172,233.22x = 237,797.82 × 154,027.46
  4. Step 4: Simplify right side
    172,233.22x = 36,627,393,019.15
  5. Step 5: Solve for x
    x = 36,627,393,019.15/172,233.22
  6. Step 6: Final answer
    x = 212,661.61

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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.