Home / 65,470.26-90,310.97-41,261.74

Finding the Fourth Proportional to 65,470.26, 90,310.97 and 41,261.74

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Solution

The fourth proportional to 65,470.26, 90,310.97 and 41,261.74 is: 56,917.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,470.26 : 90,310.97 = 41,261.74 : x
  2. Step 2: Convert to fraction form
    65,470.26/90,310.97 = 41,261.74/x
  3. Step 3: Cross multiply
    65,470.26x = 90,310.97 × 41,261.74
  4. Step 4: Simplify right side
    65,470.26x = 3,726,387,916.57
  5. Step 5: Solve for x
    x = 3,726,387,916.57/65,470.26
  6. Step 6: Final answer
    x = 56,917.26

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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.