Home / 150,940.28-226,418.16-38,621.45

Finding the Fourth Proportional to 150,940.28, 226,418.16 and 38,621.45

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Solution

The fourth proportional to 150,940.28, 226,418.16 and 38,621.45 is: 57,934.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,940.28 : 226,418.16 = 38,621.45 : x
  2. Step 2: Convert to fraction form
    150,940.28/226,418.16 = 38,621.45/x
  3. Step 3: Cross multiply
    150,940.28x = 226,418.16 × 38,621.45
  4. Step 4: Simplify right side
    150,940.28x = 8,744,597,645.53
  5. Step 5: Solve for x
    x = 8,744,597,645.53/150,940.28
  6. Step 6: Final answer
    x = 57,934.16

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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.