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Finding the Fourth Proportional to 171,978.52, 257,300.34 and 150,758.95

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Solution

The fourth proportional to 171,978.52, 257,300.34 and 150,758.95 is: 225,553.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,978.52 : 257,300.34 = 150,758.95 : x
  2. Step 2: Convert to fraction form
    171,978.52/257,300.34 = 150,758.95/x
  3. Step 3: Cross multiply
    171,978.52x = 257,300.34 × 150,758.95
  4. Step 4: Simplify right side
    171,978.52x = 38,790,327,884.45
  5. Step 5: Solve for x
    x = 38,790,327,884.45/171,978.52
  6. Step 6: Final answer
    x = 225,553.33

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.