Home / 92,213.26-138,098.16-52,650.46

Finding the Fourth Proportional to 92,213.26, 138,098.16 and 52,650.46

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Solution

The fourth proportional to 92,213.26, 138,098.16 and 52,650.46 is: 78,849.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,213.26 : 138,098.16 = 52,650.46 : x
  2. Step 2: Convert to fraction form
    92,213.26/138,098.16 = 52,650.46/x
  3. Step 3: Cross multiply
    92,213.26x = 138,098.16 × 52,650.46
  4. Step 4: Simplify right side
    92,213.26x = 7,270,931,649.15
  5. Step 5: Solve for x
    x = 7,270,931,649.15/92,213.26
  6. Step 6: Final answer
    x = 78,849.09

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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.