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Finding the Fourth Proportional to 273,868.44, 377,873.68 and 159,078.89

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Solution

The fourth proportional to 273,868.44, 377,873.68 and 159,078.89 is: 219,491.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,868.44 : 377,873.68 = 159,078.89 : x
  2. Step 2: Convert to fraction form
    273,868.44/377,873.68 = 159,078.89/x
  3. Step 3: Cross multiply
    273,868.44x = 377,873.68 × 159,078.89
  4. Step 4: Simplify right side
    273,868.44x = 60,111,725,574.62
  5. Step 5: Solve for x
    x = 60,111,725,574.62/273,868.44
  6. Step 6: Final answer
    x = 219,491.25

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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.