Home / 54,250.76-81,403.79-31,793.82

Finding the Fourth Proportional to 54,250.76, 81,403.79 and 31,793.82

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Solution

The fourth proportional to 54,250.76, 81,403.79 and 31,793.82 is: 47,706.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,250.76 : 81,403.79 = 31,793.82 : x
  2. Step 2: Convert to fraction form
    54,250.76/81,403.79 = 31,793.82/x
  3. Step 3: Cross multiply
    54,250.76x = 81,403.79 × 31,793.82
  4. Step 4: Simplify right side
    54,250.76x = 2,588,136,982.34
  5. Step 5: Solve for x
    x = 2,588,136,982.34/54,250.76
  6. Step 6: Final answer
    x = 47,706.92

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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.