Home / 75,917.39-104,793.96-45,704.12

Finding the Fourth Proportional to 75,917.39, 104,793.96 and 45,704.12

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Solution

The fourth proportional to 75,917.39, 104,793.96 and 45,704.12 is: 63,088.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,917.39 : 104,793.96 = 45,704.12 : x
  2. Step 2: Convert to fraction form
    75,917.39/104,793.96 = 45,704.12/x
  3. Step 3: Cross multiply
    75,917.39x = 104,793.96 × 45,704.12
  4. Step 4: Simplify right side
    75,917.39x = 4,789,515,494.59
  5. Step 5: Solve for x
    x = 4,789,515,494.59/75,917.39
  6. Step 6: Final answer
    x = 63,088.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.