Home / 84,929.70-117,209.52-50,939.49

Finding the Fourth Proportional to 84,929.70, 117,209.52 and 50,939.49

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Solution

The fourth proportional to 84,929.70, 117,209.52 and 50,939.49 is: 70,300.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,929.70 : 117,209.52 = 50,939.49 : x
  2. Step 2: Convert to fraction form
    84,929.70/117,209.52 = 50,939.49/x
  3. Step 3: Cross multiply
    84,929.70x = 117,209.52 × 50,939.49
  4. Step 4: Simplify right side
    84,929.70x = 5,970,593,171.94
  5. Step 5: Solve for x
    x = 5,970,593,171.94/84,929.70
  6. Step 6: Final answer
    x = 70,300.42

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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.