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Finding the Fourth Proportional to 75,256.19, 103,858.22 and 41,722.19

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Solution

The fourth proportional to 75,256.19, 103,858.22 and 41,722.19 is: 57,579.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,256.19 : 103,858.22 = 41,722.19 : x
  2. Step 2: Convert to fraction form
    75,256.19/103,858.22 = 41,722.19/x
  3. Step 3: Cross multiply
    75,256.19x = 103,858.22 × 41,722.19
  4. Step 4: Simplify right side
    75,256.19x = 4,333,192,387.90
  5. Step 5: Solve for x
    x = 4,333,192,387.90/75,256.19
  6. Step 6: Final answer
    x = 57,579.22

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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.