Home / 51,546.20-71,134.55-31,403.93

Finding the Fourth Proportional to 51,546.20, 71,134.55 and 31,403.93

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Solution

The fourth proportional to 51,546.20, 71,134.55 and 31,403.93 is: 43,337.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,546.20 : 71,134.55 = 31,403.93 : x
  2. Step 2: Convert to fraction form
    51,546.20/71,134.55 = 31,403.93/x
  3. Step 3: Cross multiply
    51,546.20x = 71,134.55 × 31,403.93
  4. Step 4: Simplify right side
    51,546.20x = 2,233,904,428.78
  5. Step 5: Solve for x
    x = 2,233,904,428.78/51,546.20
  6. Step 6: Final answer
    x = 43,337.91

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.