Home / 89,086.78-122,933.28-48,794.02

Finding the Fourth Proportional to 89,086.78, 122,933.28 and 48,794.02

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Solution

The fourth proportional to 89,086.78, 122,933.28 and 48,794.02 is: 67,332.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,086.78 : 122,933.28 = 48,794.02 : x
  2. Step 2: Convert to fraction form
    89,086.78/122,933.28 = 48,794.02/x
  3. Step 3: Cross multiply
    89,086.78x = 122,933.28 × 48,794.02
  4. Step 4: Simplify right side
    89,086.78x = 5,998,408,922.99
  5. Step 5: Solve for x
    x = 5,998,408,922.99/89,086.78
  6. Step 6: Final answer
    x = 67,332.20

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.