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Finding the Fourth Proportional to 273,709.54, 410,652.31 and 131,565.14

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Solution

The fourth proportional to 273,709.54, 410,652.31 and 131,565.14 is: 197,390.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,709.54 : 410,652.31 = 131,565.14 : x
  2. Step 2: Convert to fraction form
    273,709.54/410,652.31 = 131,565.14/x
  3. Step 3: Cross multiply
    273,709.54x = 410,652.31 × 131,565.14
  4. Step 4: Simplify right side
    273,709.54x = 54,027,526,535.94
  5. Step 5: Solve for x
    x = 54,027,526,535.94/273,709.54
  6. Step 6: Final answer
    x = 197,390.00

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.