Home / 55,640.44-76,771.68-32,968.10

Finding the Fourth Proportional to 55,640.44, 76,771.68 and 32,968.10

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Solution

The fourth proportional to 55,640.44, 76,771.68 and 32,968.10 is: 45,488.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,640.44 : 76,771.68 = 32,968.10 : x
  2. Step 2: Convert to fraction form
    55,640.44/76,771.68 = 32,968.10/x
  3. Step 3: Cross multiply
    55,640.44x = 76,771.68 × 32,968.10
  4. Step 4: Simplify right side
    55,640.44x = 2,531,016,423.41
  5. Step 5: Solve for x
    x = 2,531,016,423.41/55,640.44
  6. Step 6: Final answer
    x = 45,488.79

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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.