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Finding the Fourth Proportional to 273,645.38, 377,693.61 and 160,504.58

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Solution

The fourth proportional to 273,645.38, 377,693.61 and 160,504.58 is: 221,533.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,645.38 : 377,693.61 = 160,504.58 : x
  2. Step 2: Convert to fraction form
    273,645.38/377,693.61 = 160,504.58/x
  3. Step 3: Cross multiply
    273,645.38x = 377,693.61 × 160,504.58
  4. Step 4: Simplify right side
    273,645.38x = 60,621,554,241.73
  5. Step 5: Solve for x
    x = 60,621,554,241.73/273,645.38
  6. Step 6: Final answer
    x = 221,533.26

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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.