Home / 171,927.30-258,000.30-100,849.80

Finding the Fourth Proportional to 171,927.30, 258,000.30 and 100,849.80

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Solution

The fourth proportional to 171,927.30, 258,000.30 and 100,849.80 is: 151,338.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,927.30 : 258,000.30 = 100,849.80 : x
  2. Step 2: Convert to fraction form
    171,927.30/258,000.30 = 100,849.80/x
  3. Step 3: Cross multiply
    171,927.30x = 258,000.30 × 100,849.80
  4. Step 4: Simplify right side
    171,927.30x = 26,019,278,654.94
  5. Step 5: Solve for x
    x = 26,019,278,654.94/171,927.30
  6. Step 6: Final answer
    x = 151,338.84

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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.