Home / 92,531.45-138,768.48-33,359.46

Finding the Fourth Proportional to 92,531.45, 138,768.48 and 33,359.46

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Solution

The fourth proportional to 92,531.45, 138,768.48 and 33,359.46 is: 50,028.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,531.45 : 138,768.48 = 33,359.46 : x
  2. Step 2: Convert to fraction form
    92,531.45/138,768.48 = 33,359.46/x
  3. Step 3: Cross multiply
    92,531.45x = 138,768.48 × 33,359.46
  4. Step 4: Simplify right side
    92,531.45x = 4,629,241,557.82
  5. Step 5: Solve for x
    x = 4,629,241,557.82/92,531.45
  6. Step 6: Final answer
    x = 50,028.85

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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.