Home / 76,367.44-114,505.14-34,239.90

Finding the Fourth Proportional to 76,367.44, 114,505.14 and 34,239.90

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Solution

The fourth proportional to 76,367.44, 114,505.14 and 34,239.90 is: 51,339.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,367.44 : 114,505.14 = 34,239.90 : x
  2. Step 2: Convert to fraction form
    76,367.44/114,505.14 = 34,239.90/x
  3. Step 3: Cross multiply
    76,367.44x = 114,505.14 × 34,239.90
  4. Step 4: Simplify right side
    76,367.44x = 3,920,644,543.09
  5. Step 5: Solve for x
    x = 3,920,644,543.09/76,367.44
  6. Step 6: Final answer
    x = 51,339.22

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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.