Home / 57,768.75-86,402.97-34,019.69

Finding the Fourth Proportional to 57,768.75, 86,402.97 and 34,019.69

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Solution

The fourth proportional to 57,768.75, 86,402.97 and 34,019.69 is: 50,882.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,768.75 : 86,402.97 = 34,019.69 : x
  2. Step 2: Convert to fraction form
    57,768.75/86,402.97 = 34,019.69/x
  3. Step 3: Cross multiply
    57,768.75x = 86,402.97 × 34,019.69
  4. Step 4: Simplify right side
    57,768.75x = 2,939,401,822.46
  5. Step 5: Solve for x
    x = 2,939,401,822.46/57,768.75
  6. Step 6: Final answer
    x = 50,882.21

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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.