Home / 103,635.08-155,452.62-33,519.86

Finding the Fourth Proportional to 103,635.08, 155,452.62 and 33,519.86

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Solution

The fourth proportional to 103,635.08, 155,452.62 and 33,519.86 is: 50,279.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    103,635.08 : 155,452.62 = 33,519.86 : x
  2. Step 2: Convert to fraction form
    103,635.08/155,452.62 = 33,519.86/x
  3. Step 3: Cross multiply
    103,635.08x = 155,452.62 × 33,519.86
  4. Step 4: Simplify right side
    103,635.08x = 5,210,750,059.03
  5. Step 5: Solve for x
    x = 5,210,750,059.03/103,635.08
  6. Step 6: Final answer
    x = 50,279.79

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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.