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Finding the Fourth Proportional to 336,101.67, 503,762.49 and 136,173.42

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Solution

The fourth proportional to 336,101.67, 503,762.49 and 136,173.42 is: 204,102.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    336,101.67 : 503,762.49 = 136,173.42 : x
  2. Step 2: Convert to fraction form
    336,101.67/503,762.49 = 136,173.42/x
  3. Step 3: Cross multiply
    336,101.67x = 503,762.49 × 136,173.42
  4. Step 4: Simplify right side
    336,101.67x = 68,599,061,131.02
  5. Step 5: Solve for x
    x = 68,599,061,131.02/336,101.67
  6. Step 6: Final answer
    x = 204,102.11

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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.