Home / 75,634.62-113,418.99-23,031.78

Finding the Fourth Proportional to 75,634.62, 113,418.99 and 23,031.78

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Solution

The fourth proportional to 75,634.62, 113,418.99 and 23,031.78 is: 34,537.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,634.62 : 113,418.99 = 23,031.78 : x
  2. Step 2: Convert to fraction form
    75,634.62/113,418.99 = 23,031.78/x
  3. Step 3: Cross multiply
    75,634.62x = 113,418.99 × 23,031.78
  4. Step 4: Simplify right side
    75,634.62x = 2,612,241,225.50
  5. Step 5: Solve for x
    x = 2,612,241,225.50/75,634.62
  6. Step 6: Final answer
    x = 34,537.64

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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.