Home / 75,231.39-103,818.60-41,241.75

Finding the Fourth Proportional to 75,231.39, 103,818.60 and 41,241.75

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Solution

The fourth proportional to 75,231.39, 103,818.60 and 41,241.75 is: 56,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,231.39 : 103,818.60 = 41,241.75 : x
  2. Step 2: Convert to fraction form
    75,231.39/103,818.60 = 41,241.75/x
  3. Step 3: Cross multiply
    75,231.39x = 103,818.60 × 41,241.75
  4. Step 4: Simplify right side
    75,231.39x = 4,281,660,746.55
  5. Step 5: Solve for x
    x = 4,281,660,746.55/75,231.39
  6. Step 6: Final answer
    x = 56,913.22

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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.