Home / 75,522.86-104,218.82-41,531.06

Finding the Fourth Proportional to 75,522.86, 104,218.82 and 41,531.06

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Solution

The fourth proportional to 75,522.86, 104,218.82 and 41,531.06 is: 57,311.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,522.86 : 104,218.82 = 41,531.06 : x
  2. Step 2: Convert to fraction form
    75,522.86/104,218.82 = 41,531.06/x
  3. Step 3: Cross multiply
    75,522.86x = 104,218.82 × 41,531.06
  4. Step 4: Simplify right side
    75,522.86x = 4,328,318,066.55
  5. Step 5: Solve for x
    x = 4,328,318,066.55/75,522.86
  6. Step 6: Final answer
    x = 57,311.36

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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.