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Finding the Fourth Proportional to 335,790.84, 503,738.10 and 114,123

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Solution

The fourth proportional to 335,790.84, 503,738.10 and 114,123 is: 171,202.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    335,790.84 : 503,738.10 = 114,123 : x
  2. Step 2: Convert to fraction form
    335,790.84/503,738.10 = 114,123/x
  3. Step 3: Cross multiply
    335,790.84x = 503,738.10 × 114,123
  4. Step 4: Simplify right side
    335,790.84x = 57,488,103,186.30
  5. Step 5: Solve for x
    x = 57,488,103,186.30/335,790.84
  6. Step 6: Final answer
    x = 171,202.12

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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.