Home / 75,164.10-103,722.43-41,170.83

Finding the Fourth Proportional to 75,164.10, 103,722.43 and 41,170.83

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Solution

The fourth proportional to 75,164.10, 103,722.43 and 41,170.83 is: 56,813.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,164.10 : 103,722.43 = 41,170.83 : x
  2. Step 2: Convert to fraction form
    75,164.10/103,722.43 = 41,170.83/x
  3. Step 3: Cross multiply
    75,164.10x = 103,722.43 × 41,170.83
  4. Step 4: Simplify right side
    75,164.10x = 4,270,338,532.72
  5. Step 5: Solve for x
    x = 4,270,338,532.72/75,164.10
  6. Step 6: Final answer
    x = 56,813.54

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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.