Home / 76,422.56-114,655.04-32,038.88

Finding the Fourth Proportional to 76,422.56, 114,655.04 and 32,038.88

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Solution

The fourth proportional to 76,422.56, 114,655.04 and 32,038.88 is: 48,067.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,422.56 : 114,655.04 = 32,038.88 : x
  2. Step 2: Convert to fraction form
    76,422.56/114,655.04 = 32,038.88/x
  3. Step 3: Cross multiply
    76,422.56x = 114,655.04 × 32,038.88
  4. Step 4: Simplify right side
    76,422.56x = 3,673,419,067.96
  5. Step 5: Solve for x
    x = 3,673,419,067.96/76,422.56
  6. Step 6: Final answer
    x = 48,067.21

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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.