Home / 75,914.07-113,859.39-25,982.70

Finding the Fourth Proportional to 75,914.07, 113,859.39 and 25,982.70

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Solution

The fourth proportional to 75,914.07, 113,859.39 and 25,982.70 is: 38,970.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,914.07 : 113,859.39 = 25,982.70 : x
  2. Step 2: Convert to fraction form
    75,914.07/113,859.39 = 25,982.70/x
  3. Step 3: Cross multiply
    75,914.07x = 113,859.39 × 25,982.70
  4. Step 4: Simplify right side
    75,914.07x = 2,958,374,372.55
  5. Step 5: Solve for x
    x = 2,958,374,372.55/75,914.07
  6. Step 6: Final answer
    x = 38,970.04

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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.