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Finding the Fourth Proportional to 273,866.94, 377,871.62 and 159,077.39

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Solution

The fourth proportional to 273,866.94, 377,871.62 and 159,077.39 is: 219,489.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,866.94 : 377,871.62 = 159,077.39 : x
  2. Step 2: Convert to fraction form
    273,866.94/377,871.62 = 159,077.39/x
  3. Step 3: Cross multiply
    273,866.94x = 377,871.62 × 159,077.39
  4. Step 4: Simplify right side
    273,866.94x = 60,110,828,379.93
  5. Step 5: Solve for x
    x = 60,110,828,379.93/273,866.94
  6. Step 6: Final answer
    x = 219,489.17

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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.