Home / 103,571.20-155,360.04-33,451.12

Finding the Fourth Proportional to 103,571.20, 155,360.04 and 33,451.12

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Solution

The fourth proportional to 103,571.20, 155,360.04 and 33,451.12 is: 50,177.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,571.20 : 155,360.04 = 33,451.12 : x
  2. Step 2: Convert to fraction form
    103,571.20/155,360.04 = 33,451.12/x
  3. Step 3: Cross multiply
    103,571.20x = 155,360.04 × 33,451.12
  4. Step 4: Simplify right side
    103,571.20x = 5,196,967,341.24
  5. Step 5: Solve for x
    x = 5,196,967,341.24/103,571.20
  6. Step 6: Final answer
    x = 50,177.73

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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.