Home / 92,162.58-138,022.43-52,599.75

Finding the Fourth Proportional to 92,162.58, 138,022.43 and 52,599.75

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Solution

The fourth proportional to 92,162.58, 138,022.43 and 52,599.75 is: 78,773.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    92,162.58 : 138,022.43 = 52,599.75 : x
  2. Step 2: Convert to fraction form
    92,162.58/138,022.43 = 52,599.75/x
  3. Step 3: Cross multiply
    92,162.58x = 138,022.43 × 52,599.75
  4. Step 4: Simplify right side
    92,162.58x = 7,259,945,049.39
  5. Step 5: Solve for x
    x = 7,259,945,049.39/92,162.58
  6. Step 6: Final answer
    x = 78,773.24

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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.