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Finding the Fourth Proportional to 273,082.82, 376,699.94 and 170,930.94

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Solution

The fourth proportional to 273,082.82, 376,699.94 and 170,930.94 is: 235,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,082.82 : 376,699.94 = 170,930.94 : x
  2. Step 2: Convert to fraction form
    273,082.82/376,699.94 = 170,930.94/x
  3. Step 3: Cross multiply
    273,082.82x = 376,699.94 × 170,930.94
  4. Step 4: Simplify right side
    273,082.82x = 64,389,674,842.14
  5. Step 5: Solve for x
    x = 64,389,674,842.14/273,082.82
  6. Step 6: Final answer
    x = 235,788.08

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.