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Finding the Fourth Proportional to 367,313.63, 551,007.35 and 136,564.29

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Solution

The fourth proportional to 367,313.63, 551,007.35 and 136,564.29 is: 204,860.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    367,313.63 : 551,007.35 = 136,564.29 : x
  2. Step 2: Convert to fraction form
    367,313.63/551,007.35 = 136,564.29/x
  3. Step 3: Cross multiply
    367,313.63x = 551,007.35 × 136,564.29
  4. Step 4: Simplify right side
    367,313.63x = 75,247,924,099.67
  5. Step 5: Solve for x
    x = 75,247,924,099.67/367,313.63
  6. Step 6: Final answer
    x = 204,860.15

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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.