Home / 150,939.16-226,416.47-38,620.33

Finding the Fourth Proportional to 150,939.16, 226,416.47 and 38,620.33

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Solution

The fourth proportional to 150,939.16, 226,416.47 and 38,620.33 is: 57,932.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,939.16 : 226,416.47 = 38,620.33 : x
  2. Step 2: Convert to fraction form
    150,939.16/226,416.47 = 38,620.33/x
  3. Step 3: Cross multiply
    150,939.16x = 226,416.47 × 38,620.33
  4. Step 4: Simplify right side
    150,939.16x = 8,744,278,788.84
  5. Step 5: Solve for x
    x = 8,744,278,788.84/150,939.16
  6. Step 6: Final answer
    x = 57,932.47

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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.