Home / 92,234.90-138,427.53-47,874.34

Finding the Fourth Proportional to 92,234.90, 138,427.53 and 47,874.34

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Solution

The fourth proportional to 92,234.90, 138,427.53 and 47,874.34 is: 71,850.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,234.90 : 138,427.53 = 47,874.34 : x
  2. Step 2: Convert to fraction form
    92,234.90/138,427.53 = 47,874.34/x
  3. Step 3: Cross multiply
    92,234.90x = 138,427.53 × 47,874.34
  4. Step 4: Simplify right side
    92,234.90x = 6,627,126,899.38
  5. Step 5: Solve for x
    x = 6,627,126,899.38/92,234.90
  6. Step 6: Final answer
    x = 71,850.53

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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.