Home / 56,865.26-85,273.11-30,205.41

Finding the Fourth Proportional to 56,865.26, 85,273.11 and 30,205.41

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Solution

The fourth proportional to 56,865.26, 85,273.11 and 30,205.41 is: 45,294.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,865.26 : 85,273.11 = 30,205.41 : x
  2. Step 2: Convert to fraction form
    56,865.26/85,273.11 = 30,205.41/x
  3. Step 3: Cross multiply
    56,865.26x = 85,273.11 × 30,205.41
  4. Step 4: Simplify right side
    56,865.26x = 2,575,709,249.53
  5. Step 5: Solve for x
    x = 2,575,709,249.53/56,865.26
  6. Step 6: Final answer
    x = 45,294.96

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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.