Home / 76,337.88-114,451.46-51,315.86

Finding the Fourth Proportional to 76,337.88, 114,451.46 and 51,315.86

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Solution

The fourth proportional to 76,337.88, 114,451.46 and 51,315.86 is: 76,936.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,337.88 : 114,451.46 = 51,315.86 : x
  2. Step 2: Convert to fraction form
    76,337.88/114,451.46 = 51,315.86/x
  3. Step 3: Cross multiply
    76,337.88x = 114,451.46 × 51,315.86
  4. Step 4: Simplify right side
    76,337.88x = 5,873,175,098.16
  5. Step 5: Solve for x
    x = 5,873,175,098.16/76,337.88
  6. Step 6: Final answer
    x = 76,936.58

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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.