Home / 75,213.10-103,795.42-41,219.33

Finding the Fourth Proportional to 75,213.10, 103,795.42 and 41,219.33

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Solution

The fourth proportional to 75,213.10, 103,795.42 and 41,219.33 is: 56,883.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,213.10 : 103,795.42 = 41,219.33 : x
  2. Step 2: Convert to fraction form
    75,213.10/103,795.42 = 41,219.33/x
  3. Step 3: Cross multiply
    75,213.10x = 103,795.42 × 41,219.33
  4. Step 4: Simplify right side
    75,213.10x = 4,278,377,669.47
  5. Step 5: Solve for x
    x = 4,278,377,669.47/75,213.10
  6. Step 6: Final answer
    x = 56,883.41

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1.5x scale

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.