Home / 168,670.31-252,800.84-123,881.73

Finding the Fourth Proportional to 168,670.31, 252,800.84 and 123,881.73

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Solution

The fourth proportional to 168,670.31, 252,800.84 and 123,881.73 is: 185,672.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,670.31 : 252,800.84 = 123,881.73 : x
  2. Step 2: Convert to fraction form
    168,670.31/252,800.84 = 123,881.73/x
  3. Step 3: Cross multiply
    168,670.31x = 252,800.84 × 123,881.73
  4. Step 4: Simplify right side
    168,670.31x = 31,317,404,785.24
  5. Step 5: Solve for x
    x = 31,317,404,785.24/168,670.31
  6. Step 6: Final answer
    x = 185,672.31

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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.