Home / 84,223.28-116,214.91-48,406.60

Finding the Fourth Proportional to 84,223.28, 116,214.91 and 48,406.60

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Solution

The fourth proportional to 84,223.28, 116,214.91 and 48,406.60 is: 66,793.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,223.28 : 116,214.91 = 48,406.60 : x
  2. Step 2: Convert to fraction form
    84,223.28/116,214.91 = 48,406.60/x
  3. Step 3: Cross multiply
    84,223.28x = 116,214.91 × 48,406.60
  4. Step 4: Simplify right side
    84,223.28x = 5,625,568,662.41
  5. Step 5: Solve for x
    x = 5,625,568,662.41/84,223.28
  6. Step 6: Final answer
    x = 66,793.51

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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.