Home / 56,629.26-84,932.55-53,819.10

Finding the Fourth Proportional to 56,629.26, 84,932.55 and 53,819.10

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Solution

The fourth proportional to 56,629.26, 84,932.55 and 53,819.10 is: 80,717.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,629.26 : 84,932.55 = 53,819.10 : x
  2. Step 2: Convert to fraction form
    56,629.26/84,932.55 = 53,819.10/x
  3. Step 3: Cross multiply
    56,629.26x = 84,932.55 × 53,819.10
  4. Step 4: Simplify right side
    56,629.26x = 4,570,993,401.71
  5. Step 5: Solve for x
    x = 4,570,993,401.71/56,629.26
  6. Step 6: Final answer
    x = 80,717.87

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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.