Home / 75,829.50-113,757.62-25,897.89

Finding the Fourth Proportional to 75,829.50, 113,757.62 and 25,897.89

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Solution

The fourth proportional to 75,829.50, 113,757.62 and 25,897.89 is: 38,851.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,829.50 : 113,757.62 = 25,897.89 : x
  2. Step 2: Convert to fraction form
    75,829.50/113,757.62 = 25,897.89/x
  3. Step 3: Cross multiply
    75,829.50x = 113,757.62 × 25,897.89
  4. Step 4: Simplify right side
    75,829.50x = 2,946,082,626.52
  5. Step 5: Solve for x
    x = 2,946,082,626.52/75,829.50
  6. Step 6: Final answer
    x = 38,851.41

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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.