Home / 147,524.60-221,286.90-136,119.80

Finding the Fourth Proportional to 147,524.60, 221,286.90 and 136,119.80

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Solution

The fourth proportional to 147,524.60, 221,286.90 and 136,119.80 is: 204,179.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,524.60 : 221,286.90 = 136,119.80 : x
  2. Step 2: Convert to fraction form
    147,524.60/221,286.90 = 136,119.80/x
  3. Step 3: Cross multiply
    147,524.60x = 221,286.90 × 136,119.80
  4. Step 4: Simplify right side
    147,524.60x = 30,121,528,570.62
  5. Step 5: Solve for x
    x = 30,121,528,570.62/147,524.60
  6. Step 6: Final answer
    x = 204,179.70

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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.