Home / 76,917.56-115,375.80-41,395.58

Finding the Fourth Proportional to 76,917.56, 115,375.80 and 41,395.58

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Solution

The fourth proportional to 76,917.56, 115,375.80 and 41,395.58 is: 62,093.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,917.56 : 115,375.80 = 41,395.58 : x
  2. Step 2: Convert to fraction form
    76,917.56/115,375.80 = 41,395.58/x
  3. Step 3: Cross multiply
    76,917.56x = 115,375.80 × 41,395.58
  4. Step 4: Simplify right side
    76,917.56x = 4,776,048,158.96
  5. Step 5: Solve for x
    x = 4,776,048,158.96/76,917.56
  6. Step 6: Final answer
    x = 62,093.08

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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.