Home / 75,207.25-103,786.83-41,215.02

Finding the Fourth Proportional to 75,207.25, 103,786.83 and 41,215.02

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Solution

The fourth proportional to 75,207.25, 103,786.83 and 41,215.02 is: 56,877.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,207.25 : 103,786.83 = 41,215.02 : x
  2. Step 2: Convert to fraction form
    75,207.25/103,786.83 = 41,215.02/x
  3. Step 3: Cross multiply
    75,207.25x = 103,786.83 × 41,215.02
  4. Step 4: Simplify right side
    75,207.25x = 4,277,575,884.99
  5. Step 5: Solve for x
    x = 4,277,575,884.99/75,207.25
  6. Step 6: Final answer
    x = 56,877.17

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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.