Home / 51,217.40-76,826.10-43,344.20

Finding the Fourth Proportional to 51,217.40, 76,826.10 and 43,344.20

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Solution

The fourth proportional to 51,217.40, 76,826.10 and 43,344.20 is: 65,016.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,217.40 : 76,826.10 = 43,344.20 : x
  2. Step 2: Convert to fraction form
    51,217.40/76,826.10 = 43,344.20/x
  3. Step 3: Cross multiply
    51,217.40x = 76,826.10 × 43,344.20
  4. Step 4: Simplify right side
    51,217.40x = 3,329,965,843.62
  5. Step 5: Solve for x
    x = 3,329,965,843.62/51,217.40
  6. Step 6: Final answer
    x = 65,016.30

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1.5x scale

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.