Home / 150,400.64-225,589.68-43,785.42

Finding the Fourth Proportional to 150,400.64, 225,589.68 and 43,785.42

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Solution

The fourth proportional to 150,400.64, 225,589.68 and 43,785.42 is: 65,674.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,400.64 : 225,589.68 = 43,785.42 : x
  2. Step 2: Convert to fraction form
    150,400.64/225,589.68 = 43,785.42/x
  3. Step 3: Cross multiply
    150,400.64x = 225,589.68 × 43,785.42
  4. Step 4: Simplify right side
    150,400.64x = 9,877,537,867.98
  5. Step 5: Solve for x
    x = 9,877,537,867.98/150,400.64
  6. Step 6: Final answer
    x = 65,674.84

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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.