Home / 451,115.65-675,961.55-166,414.42

Finding the Fourth Proportional to 451,115.65, 675,961.55 and 166,414.42

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Solution

The fourth proportional to 451,115.65, 675,961.55 and 166,414.42 is: 249,359.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    451,115.65 : 675,961.55 = 166,414.42 : x
  2. Step 2: Convert to fraction form
    451,115.65/675,961.55 = 166,414.42/x
  3. Step 3: Cross multiply
    451,115.65x = 675,961.55 × 166,414.42
  4. Step 4: Simplify right side
    451,115.65x = 112,489,749,285.55
  5. Step 5: Solve for x
    x = 112,489,749,285.55/451,115.65
  6. Step 6: Final answer
    x = 249,359.00

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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.