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Finding the Fourth Proportional to 273,867.94, 377,873.00 and 159,078.39

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Solution

The fourth proportional to 273,867.94, 377,873.00 and 159,078.39 is: 219,490.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,867.94 : 377,873.00 = 159,078.39 : x
  2. Step 2: Convert to fraction form
    273,867.94/377,873.00 = 159,078.39/x
  3. Step 3: Cross multiply
    273,867.94x = 377,873.00 × 159,078.39
  4. Step 4: Simplify right side
    273,867.94x = 60,111,425,779.71
  5. Step 5: Solve for x
    x = 60,111,425,779.71/273,867.94
  6. Step 6: Final answer
    x = 219,490.55

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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.