Home / 84,228.10-116,244.97-47,938.37

Finding the Fourth Proportional to 84,228.10, 116,244.97 and 47,938.37

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Solution

The fourth proportional to 84,228.10, 116,244.97 and 47,938.37 is: 66,160.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,228.10 : 116,244.97 = 47,938.37 : x
  2. Step 2: Convert to fraction form
    84,228.10/116,244.97 = 47,938.37/x
  3. Step 3: Cross multiply
    84,228.10x = 116,244.97 × 47,938.37
  4. Step 4: Simplify right side
    84,228.10x = 5,572,593,591.54
  5. Step 5: Solve for x
    x = 5,572,593,591.54/84,228.10
  6. Step 6: Final answer
    x = 66,160.75

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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.