Home / 76,366.83-114,504.21-34,239.30

Finding the Fourth Proportional to 76,366.83, 114,504.21 and 34,239.30

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Solution

The fourth proportional to 76,366.83, 114,504.21 and 34,239.30 is: 51,338.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,366.83 : 114,504.21 = 34,239.30 : x
  2. Step 2: Convert to fraction form
    76,366.83/114,504.21 = 34,239.30/x
  3. Step 3: Cross multiply
    76,366.83x = 114,504.21 × 34,239.30
  4. Step 4: Simplify right side
    76,366.83x = 3,920,543,997.45
  5. Step 5: Solve for x
    x = 3,920,543,997.45/76,366.83
  6. Step 6: Final answer
    x = 51,338.31

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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.