Home / 75,116.35-103,661.79-41,124.27

Finding the Fourth Proportional to 75,116.35, 103,661.79 and 41,124.27

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Solution

The fourth proportional to 75,116.35, 103,661.79 and 41,124.27 is: 56,752.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    75,116.35 : 103,661.79 = 41,124.27 : x
  2. Step 2: Convert to fraction form
    75,116.35/103,661.79 = 41,124.27/x
  3. Step 3: Cross multiply
    75,116.35x = 103,661.79 × 41,124.27
  4. Step 4: Simplify right side
    75,116.35x = 4,263,015,906.48
  5. Step 5: Solve for x
    x = 4,263,015,906.48/75,116.35
  6. Step 6: Final answer
    x = 56,752.17

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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.