Home / 92,467.29-138,578.31-47,486.83

Finding the Fourth Proportional to 92,467.29, 138,578.31 and 47,486.83

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Solution

The fourth proportional to 92,467.29, 138,578.31 and 47,486.83 is: 71,167.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,467.29 : 138,578.31 = 47,486.83 : x
  2. Step 2: Convert to fraction form
    92,467.29/138,578.31 = 47,486.83/x
  3. Step 3: Cross multiply
    92,467.29x = 138,578.31 × 47,486.83
  4. Step 4: Simplify right side
    92,467.29x = 6,580,644,074.48
  5. Step 5: Solve for x
    x = 6,580,644,074.48/92,467.29
  6. Step 6: Final answer
    x = 71,167.27

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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.