Home / 103,610.13-155,415.19-33,489.44

Finding the Fourth Proportional to 103,610.13, 155,415.19 and 33,489.44

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Solution

The fourth proportional to 103,610.13, 155,415.19 and 33,489.44 is: 50,234.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,610.13 : 155,415.19 = 33,489.44 : x
  2. Step 2: Convert to fraction form
    103,610.13/155,415.19 = 33,489.44/x
  3. Step 3: Cross multiply
    103,610.13x = 155,415.19 × 33,489.44
  4. Step 4: Simplify right side
    103,610.13x = 5,204,767,680.59
  5. Step 5: Solve for x
    x = 5,204,767,680.59/103,610.13
  6. Step 6: Final answer
    x = 50,234.16

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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.