Home / 70,229.36-96,924.60-40,020.08

Finding the Fourth Proportional to 70,229.36, 96,924.60 and 40,020.08

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Solution

The fourth proportional to 70,229.36, 96,924.60 and 40,020.08 is: 55,232.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    70,229.36 : 96,924.60 = 40,020.08 : x
  2. Step 2: Convert to fraction form
    70,229.36/96,924.60 = 40,020.08/x
  3. Step 3: Cross multiply
    70,229.36x = 96,924.60 × 40,020.08
  4. Step 4: Simplify right side
    70,229.36x = 3,878,930,245.97
  5. Step 5: Solve for x
    x = 3,878,930,245.97/70,229.36
  6. Step 6: Final answer
    x = 55,232.32

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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.