Home / 56,696.89-78,240.11-32,823.96

Finding the Fourth Proportional to 56,696.89, 78,240.11 and 32,823.96

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Solution

The fourth proportional to 56,696.89, 78,240.11 and 32,823.96 is: 45,296.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,696.89 : 78,240.11 = 32,823.96 : x
  2. Step 2: Convert to fraction form
    56,696.89/78,240.11 = 32,823.96/x
  3. Step 3: Cross multiply
    56,696.89x = 78,240.11 × 32,823.96
  4. Step 4: Simplify right side
    56,696.89x = 2,568,150,241.04
  5. Step 5: Solve for x
    x = 2,568,150,241.04/56,696.89
  6. Step 6: Final answer
    x = 45,296.14

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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.