Home / 84,915.84-117,153.97-50,935.33

Finding the Fourth Proportional to 84,915.84, 117,153.97 and 50,935.33

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Solution

The fourth proportional to 84,915.84, 117,153.97 and 50,935.33 is: 70,272.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,915.84 : 117,153.97 = 50,935.33 : x
  2. Step 2: Convert to fraction form
    84,915.84/117,153.97 = 50,935.33/x
  3. Step 3: Cross multiply
    84,915.84x = 117,153.97 × 50,935.33
  4. Step 4: Simplify right side
    84,915.84x = 5,967,275,282.31
  5. Step 5: Solve for x
    x = 5,967,275,282.31/84,915.84
  6. Step 6: Final answer
    x = 70,272.82

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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.