Home / 55,121.33-76,065.22-32,461.28

Finding the Fourth Proportional to 55,121.33, 76,065.22 and 32,461.28

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Solution

The fourth proportional to 55,121.33, 76,065.22 and 32,461.28 is: 44,795.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,121.33 : 76,065.22 = 32,461.28 : x
  2. Step 2: Convert to fraction form
    55,121.33/76,065.22 = 32,461.28/x
  3. Step 3: Cross multiply
    55,121.33x = 76,065.22 × 32,461.28
  4. Step 4: Simplify right side
    55,121.33x = 2,469,174,404.68
  5. Step 5: Solve for x
    x = 2,469,174,404.68/55,121.33
  6. Step 6: Final answer
    x = 44,795.26

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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.