Home / 71,328.48-106,929.27-33,865.44

Finding the Fourth Proportional to 71,328.48, 106,929.27 and 33,865.44

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Solution

The fourth proportional to 71,328.48, 106,929.27 and 33,865.44 is: 50,768.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    71,328.48 : 106,929.27 = 33,865.44 : x
  2. Step 2: Convert to fraction form
    71,328.48/106,929.27 = 33,865.44/x
  3. Step 3: Cross multiply
    71,328.48x = 106,929.27 × 33,865.44
  4. Step 4: Simplify right side
    71,328.48x = 3,621,206,777.43
  5. Step 5: Solve for x
    x = 3,621,206,777.43/71,328.48
  6. Step 6: Final answer
    x = 50,768.04

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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.