Home / 135,939.25-203,952.21-57,032.29

Finding the Fourth Proportional to 135,939.25, 203,952.21 and 57,032.29

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Solution

The fourth proportional to 135,939.25, 203,952.21 and 57,032.29 is: 85,566.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    135,939.25 : 203,952.21 = 57,032.29 : x
  2. Step 2: Convert to fraction form
    135,939.25/203,952.21 = 57,032.29/x
  3. Step 3: Cross multiply
    135,939.25x = 203,952.21 × 57,032.29
  4. Step 4: Simplify right side
    135,939.25x = 11,631,861,586.86
  5. Step 5: Solve for x
    x = 11,631,861,586.86/135,939.25
  6. Step 6: Final answer
    x = 85,566.62

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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.