Home / 90,682.53-136,023.48-24,122.58

Finding the Fourth Proportional to 90,682.53, 136,023.48 and 24,122.58

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Solution

The fourth proportional to 90,682.53, 136,023.48 and 24,122.58 is: 36,183.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,682.53 : 136,023.48 = 24,122.58 : x
  2. Step 2: Convert to fraction form
    90,682.53/136,023.48 = 24,122.58/x
  3. Step 3: Cross multiply
    90,682.53x = 136,023.48 × 24,122.58
  4. Step 4: Simplify right side
    90,682.53x = 3,281,237,278.18
  5. Step 5: Solve for x
    x = 3,281,237,278.18/90,682.53
  6. Step 6: Final answer
    x = 36,183.79

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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.