Home / 84,880.31-117,144.97-50,907.42

Finding the Fourth Proportional to 84,880.31, 117,144.97 and 50,907.42

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Solution

The fourth proportional to 84,880.31, 117,144.97 and 50,907.42 is: 70,258.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,880.31 : 117,144.97 = 50,907.42 : x
  2. Step 2: Convert to fraction form
    84,880.31/117,144.97 = 50,907.42/x
  3. Step 3: Cross multiply
    84,880.31x = 117,144.97 × 50,907.42
  4. Step 4: Simplify right side
    84,880.31x = 5,963,548,061.41
  5. Step 5: Solve for x
    x = 5,963,548,061.41/84,880.31
  6. Step 6: Final answer
    x = 70,258.33

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1.5x scale

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.