Home / 372,939.28-559,464.04-136,226.60

Finding the Fourth Proportional to 372,939.28, 559,464.04 and 136,226.60

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Solution

The fourth proportional to 372,939.28, 559,464.04 and 136,226.60 is: 204,360.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    372,939.28 : 559,464.04 = 136,226.60 : x
  2. Step 2: Convert to fraction form
    372,939.28/559,464.04 = 136,226.60/x
  3. Step 3: Cross multiply
    372,939.28x = 559,464.04 × 136,226.60
  4. Step 4: Simplify right side
    372,939.28x = 76,213,883,991.46
  5. Step 5: Solve for x
    x = 76,213,883,991.46/372,939.28
  6. Step 6: Final answer
    x = 204,360.03

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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.