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Finding the Fourth Proportional to 167,295.27, 250,795.07 and 128,027.68

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Solution

The fourth proportional to 167,295.27, 250,795.07 and 128,027.68 is: 191,928.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,295.27 : 250,795.07 = 128,027.68 : x
  2. Step 2: Convert to fraction form
    167,295.27/250,795.07 = 128,027.68/x
  3. Step 3: Cross multiply
    167,295.27x = 250,795.07 × 128,027.68
  4. Step 4: Simplify right side
    167,295.27x = 32,108,711,287.61
  5. Step 5: Solve for x
    x = 32,108,711,287.61/167,295.27
  6. Step 6: Final answer
    x = 191,928.39

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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.