Home / 141,736.44-195,596.30-78,074.24

Finding the Fourth Proportional to 141,736.44, 195,596.30 and 78,074.24

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Solution

The fourth proportional to 141,736.44, 195,596.30 and 78,074.24 is: 107,742.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,736.44 : 195,596.30 = 78,074.24 : x
  2. Step 2: Convert to fraction form
    141,736.44/195,596.30 = 78,074.24/x
  3. Step 3: Cross multiply
    141,736.44x = 195,596.30 × 78,074.24
  4. Step 4: Simplify right side
    141,736.44x = 15,271,032,469.31
  5. Step 5: Solve for x
    x = 15,271,032,469.31/141,736.44
  6. Step 6: Final answer
    x = 107,742.46

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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.