Home / 51,449.54-77,180.66-18,162.86

Finding the Fourth Proportional to 51,449.54, 77,180.66 and 18,162.86

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Solution

The fourth proportional to 51,449.54, 77,180.66 and 18,162.86 is: 27,246.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,449.54 : 77,180.66 = 18,162.86 : x
  2. Step 2: Convert to fraction form
    51,449.54/77,180.66 = 18,162.86/x
  3. Step 3: Cross multiply
    51,449.54x = 77,180.66 × 18,162.86
  4. Step 4: Simplify right side
    51,449.54x = 1,401,821,522.29
  5. Step 5: Solve for x
    x = 1,401,821,522.29/51,449.54
  6. Step 6: Final answer
    x = 27,246.53

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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.