Home / 76,169.57-114,230.66-25,558.74

Finding the Fourth Proportional to 76,169.57, 114,230.66 and 25,558.74

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Solution

The fourth proportional to 76,169.57, 114,230.66 and 25,558.74 is: 38,330.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,169.57 : 114,230.66 = 25,558.74 : x
  2. Step 2: Convert to fraction form
    76,169.57/114,230.66 = 25,558.74/x
  3. Step 3: Cross multiply
    76,169.57x = 114,230.66 × 25,558.74
  4. Step 4: Simplify right side
    76,169.57x = 2,919,591,611.17
  5. Step 5: Solve for x
    x = 2,919,591,611.17/76,169.57
  6. Step 6: Final answer
    x = 38,330.16

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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.