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Finding the Fourth Proportional to 75,502.59, 104,195.58 and 41,512.50

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Solution

The fourth proportional to 75,502.59, 104,195.58 and 41,512.50 is: 57,288.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,502.59 : 104,195.58 = 41,512.50 : x
  2. Step 2: Convert to fraction form
    75,502.59/104,195.58 = 41,512.50/x
  3. Step 3: Cross multiply
    75,502.59x = 104,195.58 × 41,512.50
  4. Step 4: Simplify right side
    75,502.59x = 4,325,419,014.75
  5. Step 5: Solve for x
    x = 4,325,419,014.75/75,502.59
  6. Step 6: Final answer
    x = 57,288.35

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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.