Home / 49,531.22-68,353.09-28,310.94

Finding the Fourth Proportional to 49,531.22, 68,353.09 and 28,310.94

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Solution

The fourth proportional to 49,531.22, 68,353.09 and 28,310.94 is: 39,069.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,531.22 : 68,353.09 = 28,310.94 : x
  2. Step 2: Convert to fraction form
    49,531.22/68,353.09 = 28,310.94/x
  3. Step 3: Cross multiply
    49,531.22x = 68,353.09 × 28,310.94
  4. Step 4: Simplify right side
    49,531.22x = 1,935,140,362.27
  5. Step 5: Solve for x
    x = 1,935,140,362.27/49,531.22
  6. Step 6: Final answer
    x = 39,069.10

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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.