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Finding the Fourth Proportional to 373,119.42, 559,504.13 and 136,296.48

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Solution

The fourth proportional to 373,119.42, 559,504.13 and 136,296.48 is: 204,380.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,119.42 : 559,504.13 = 136,296.48 : x
  2. Step 2: Convert to fraction form
    373,119.42/559,504.13 = 136,296.48/x
  3. Step 3: Cross multiply
    373,119.42x = 559,504.13 × 136,296.48
  4. Step 4: Simplify right side
    373,119.42x = 76,258,443,464.46
  5. Step 5: Solve for x
    x = 76,258,443,464.46/373,119.42
  6. Step 6: Final answer
    x = 204,380.79

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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.