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Finding the Fourth Proportional to 75,896.86, 104,746.89 and 44,065.75

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Solution

The fourth proportional to 75,896.86, 104,746.89 and 44,065.75 is: 60,816.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,896.86 : 104,746.89 = 44,065.75 : x
  2. Step 2: Convert to fraction form
    75,896.86/104,746.89 = 44,065.75/x
  3. Step 3: Cross multiply
    75,896.86x = 104,746.89 × 44,065.75
  4. Step 4: Simplify right side
    75,896.86x = 4,615,750,309.56
  5. Step 5: Solve for x
    x = 4,615,750,309.56/75,896.86
  6. Step 6: Final answer
    x = 60,816.09

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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.