Home / 141,015.44-211,517.04-47,520.80

Finding the Fourth Proportional to 141,015.44, 211,517.04 and 47,520.80

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Solution

The fourth proportional to 141,015.44, 211,517.04 and 47,520.80 is: 71,279.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,015.44 : 211,517.04 = 47,520.80 : x
  2. Step 2: Convert to fraction form
    141,015.44/211,517.04 = 47,520.80/x
  3. Step 3: Cross multiply
    141,015.44x = 211,517.04 × 47,520.80
  4. Step 4: Simplify right side
    141,015.44x = 10,051,458,954.43
  5. Step 5: Solve for x
    x = 10,051,458,954.43/141,015.44
  6. Step 6: Final answer
    x = 71,279.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.