Home / 75,503.85-104,195.37-41,512.92

Finding the Fourth Proportional to 75,503.85, 104,195.37 and 41,512.92

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Solution

The fourth proportional to 75,503.85, 104,195.37 and 41,512.92 is: 57,287.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,503.85 : 104,195.37 = 41,512.92 : x
  2. Step 2: Convert to fraction form
    75,503.85/104,195.37 = 41,512.92/x
  3. Step 3: Cross multiply
    75,503.85x = 104,195.37 × 41,512.92
  4. Step 4: Simplify right side
    75,503.85x = 4,325,454,059.18
  5. Step 5: Solve for x
    x = 4,325,454,059.18/75,503.85
  6. Step 6: Final answer
    x = 57,287.86

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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.