Home / 76,690.22-115,046.94-24,094.76

Finding the Fourth Proportional to 76,690.22, 115,046.94 and 24,094.76

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Solution

The fourth proportional to 76,690.22, 115,046.94 and 24,094.76 is: 36,145.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,690.22 : 115,046.94 = 24,094.76 : x
  2. Step 2: Convert to fraction form
    76,690.22/115,046.94 = 24,094.76/x
  3. Step 3: Cross multiply
    76,690.22x = 115,046.94 × 24,094.76
  4. Step 4: Simplify right side
    76,690.22x = 2,772,028,408.03
  5. Step 5: Solve for x
    x = 2,772,028,408.03/76,690.22
  6. Step 6: Final answer
    x = 36,145.79

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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.