Home / 82,260.50-113,522.11-50,461.52

Finding the Fourth Proportional to 82,260.50, 113,522.11 and 50,461.52

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Solution

The fourth proportional to 82,260.50, 113,522.11 and 50,461.52 is: 69,638.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,260.50 : 113,522.11 = 50,461.52 : x
  2. Step 2: Convert to fraction form
    82,260.50/113,522.11 = 50,461.52/x
  3. Step 3: Cross multiply
    82,260.50x = 113,522.11 × 50,461.52
  4. Step 4: Simplify right side
    82,260.50x = 5,728,497,530.44
  5. Step 5: Solve for x
    x = 5,728,497,530.44/82,260.50
  6. Step 6: Final answer
    x = 69,638.50

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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.