Home / 57,315.26-85,933.67-29,180.87

Finding the Fourth Proportional to 57,315.26, 85,933.67 and 29,180.87

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Solution

The fourth proportional to 57,315.26, 85,933.67 and 29,180.87 is: 43,751.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,315.26 : 85,933.67 = 29,180.87 : x
  2. Step 2: Convert to fraction form
    57,315.26/85,933.67 = 29,180.87/x
  3. Step 3: Cross multiply
    57,315.26x = 85,933.67 × 29,180.87
  4. Step 4: Simplify right side
    57,315.26x = 2,507,618,677.32
  5. Step 5: Solve for x
    x = 2,507,618,677.32/57,315.26
  6. Step 6: Final answer
    x = 43,751.33

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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.