Home / 75,086.08-103,619.04-41,093.80

Finding the Fourth Proportional to 75,086.08, 103,619.04 and 41,093.80

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Solution

The fourth proportional to 75,086.08, 103,619.04 and 41,093.80 is: 56,709.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,086.08 : 103,619.04 = 41,093.80 : x
  2. Step 2: Convert to fraction form
    75,086.08/103,619.04 = 41,093.80/x
  3. Step 3: Cross multiply
    75,086.08x = 103,619.04 × 41,093.80
  4. Step 4: Simplify right side
    75,086.08x = 4,258,100,105.95
  5. Step 5: Solve for x
    x = 4,258,100,105.95/75,086.08
  6. Step 6: Final answer
    x = 56,709.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.