Home / 68,738.10-94,859.55-41,881.74

Finding the Fourth Proportional to 68,738.10, 94,859.55 and 41,881.74

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Solution

The fourth proportional to 68,738.10, 94,859.55 and 41,881.74 is: 57,797.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,738.10 : 94,859.55 = 41,881.74 : x
  2. Step 2: Convert to fraction form
    68,738.10/94,859.55 = 41,881.74/x
  3. Step 3: Cross multiply
    68,738.10x = 94,859.55 × 41,881.74
  4. Step 4: Simplify right side
    68,738.10x = 3,972,883,009.62
  5. Step 5: Solve for x
    x = 3,972,883,009.62/68,738.10
  6. Step 6: Final answer
    x = 57,797.39

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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.