Home / 76,434.12-114,568.56-32,085

Finding the Fourth Proportional to 76,434.12, 114,568.56 and 32,085

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Solution

The fourth proportional to 76,434.12, 114,568.56 and 32,085 is: 48,092.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,434.12 : 114,568.56 = 32,085 : x
  2. Step 2: Convert to fraction form
    76,434.12/114,568.56 = 32,085/x
  3. Step 3: Cross multiply
    76,434.12x = 114,568.56 × 32,085
  4. Step 4: Simplify right side
    76,434.12x = 3,675,932,247.60
  5. Step 5: Solve for x
    x = 3,675,932,247.60/76,434.12
  6. Step 6: Final answer
    x = 48,092.82

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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.