Home / 84,957.26-117,211.82-52,680.25

Finding the Fourth Proportional to 84,957.26, 117,211.82 and 52,680.25

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Solution

The fourth proportional to 84,957.26, 117,211.82 and 52,680.25 is: 72,680.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,957.26 : 117,211.82 = 52,680.25 : x
  2. Step 2: Convert to fraction form
    84,957.26/117,211.82 = 52,680.25/x
  3. Step 3: Cross multiply
    84,957.26x = 117,211.82 × 52,680.25
  4. Step 4: Simplify right side
    84,957.26x = 6,174,747,717.15
  5. Step 5: Solve for x
    x = 6,174,747,717.15/84,957.26
  6. Step 6: Final answer
    x = 72,680.64

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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.