Home / 150,933.20-226,529.40-66,822.80

Finding the Fourth Proportional to 150,933.20, 226,529.40 and 66,822.80

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Solution

The fourth proportional to 150,933.20, 226,529.40 and 66,822.80 is: 100,291.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,933.20 : 226,529.40 = 66,822.80 : x
  2. Step 2: Convert to fraction form
    150,933.20/226,529.40 = 66,822.80/x
  3. Step 3: Cross multiply
    150,933.20x = 226,529.40 × 66,822.80
  4. Step 4: Simplify right side
    150,933.20x = 15,137,328,790.32
  5. Step 5: Solve for x
    x = 15,137,328,790.32/150,933.20
  6. Step 6: Final answer
    x = 100,291.58

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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.