Home / 75,186.33-103,757.09-41,197.02

Finding the Fourth Proportional to 75,186.33, 103,757.09 and 41,197.02

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Solution

The fourth proportional to 75,186.33, 103,757.09 and 41,197.02 is: 56,851.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,186.33 : 103,757.09 = 41,197.02 : x
  2. Step 2: Convert to fraction form
    75,186.33/103,757.09 = 41,197.02/x
  3. Step 3: Cross multiply
    75,186.33x = 103,757.09 × 41,197.02
  4. Step 4: Simplify right side
    75,186.33x = 4,274,482,705.89
  5. Step 5: Solve for x
    x = 4,274,482,705.89/75,186.33
  6. Step 6: Final answer
    x = 56,851.86

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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.