Home / 49,026.80-73,540.20-43,389.20

Finding the Fourth Proportional to 49,026.80, 73,540.20 and 43,389.20

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Solution

The fourth proportional to 49,026.80, 73,540.20 and 43,389.20 is: 65,083.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,026.80 : 73,540.20 = 43,389.20 : x
  2. Step 2: Convert to fraction form
    49,026.80/73,540.20 = 43,389.20/x
  3. Step 3: Cross multiply
    49,026.80x = 73,540.20 × 43,389.20
  4. Step 4: Simplify right side
    49,026.80x = 3,190,850,445.84
  5. Step 5: Solve for x
    x = 3,190,850,445.84/49,026.80
  6. Step 6: Final answer
    x = 65,083.80

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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.