Home / 75,986.60-104,856.24-41,994.75

Finding the Fourth Proportional to 75,986.60, 104,856.24 and 41,994.75

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Solution

The fourth proportional to 75,986.60, 104,856.24 and 41,994.75 is: 57,949.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,986.60 : 104,856.24 = 41,994.75 : x
  2. Step 2: Convert to fraction form
    75,986.60/104,856.24 = 41,994.75/x
  3. Step 3: Cross multiply
    75,986.60x = 104,856.24 × 41,994.75
  4. Step 4: Simplify right side
    75,986.60x = 4,403,411,584.74
  5. Step 5: Solve for x
    x = 4,403,411,584.74/75,986.60
  6. Step 6: Final answer
    x = 57,949.85

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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.