Home / 56,644.26-78,160.32-32,773.16

Finding the Fourth Proportional to 56,644.26, 78,160.32 and 32,773.16

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Solution

The fourth proportional to 56,644.26, 78,160.32 and 32,773.16 is: 45,221.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,644.26 : 78,160.32 = 32,773.16 : x
  2. Step 2: Convert to fraction form
    56,644.26/78,160.32 = 32,773.16/x
  3. Step 3: Cross multiply
    56,644.26x = 78,160.32 × 32,773.16
  4. Step 4: Simplify right side
    56,644.26x = 2,561,560,282.21
  5. Step 5: Solve for x
    x = 2,561,560,282.21/56,644.26
  6. Step 6: Final answer
    x = 45,221.89

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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.