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Finding the Fourth Proportional to 171,906.53, 258,150.60 and 112,036.73

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Solution

The fourth proportional to 171,906.53, 258,150.60 and 112,036.73 is: 168,244.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,906.53 : 258,150.60 = 112,036.73 : x
  2. Step 2: Convert to fraction form
    171,906.53/258,150.60 = 112,036.73/x
  3. Step 3: Cross multiply
    171,906.53x = 258,150.60 × 112,036.73
  4. Step 4: Simplify right side
    171,906.53x = 28,922,347,780.79
  5. Step 5: Solve for x
    x = 28,922,347,780.79/171,906.53
  6. Step 6: Final answer
    x = 168,244.62

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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.