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Finding the Fourth Proportional to 273,089.88, 376,709.67 and 170,938.02

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Solution

The fourth proportional to 273,089.88, 376,709.67 and 170,938.02 is: 235,797.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,089.88 : 376,709.67 = 170,938.02 : x
  2. Step 2: Convert to fraction form
    273,089.88/376,709.67 = 170,938.02/x
  3. Step 3: Cross multiply
    273,089.88x = 376,709.67 × 170,938.02
  4. Step 4: Simplify right side
    273,089.88x = 64,394,003,221.11
  5. Step 5: Solve for x
    x = 64,394,003,221.11/273,089.88
  6. Step 6: Final answer
    x = 235,797.84

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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.