Home / 76,131.96-114,197.94-23,540.28

Finding the Fourth Proportional to 76,131.96, 114,197.94 and 23,540.28

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Solution

The fourth proportional to 76,131.96, 114,197.94 and 23,540.28 is: 35,310.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,131.96 : 114,197.94 = 23,540.28 : x
  2. Step 2: Convert to fraction form
    76,131.96/114,197.94 = 23,540.28/x
  3. Step 3: Cross multiply
    76,131.96x = 114,197.94 × 23,540.28
  4. Step 4: Simplify right side
    76,131.96x = 2,688,251,483.02
  5. Step 5: Solve for x
    x = 2,688,251,483.02/76,131.96
  6. Step 6: Final answer
    x = 35,310.42

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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.