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Finding the Fourth Proportional to 276,274.56, 414,537.60 and 134,043.06

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Solution

The fourth proportional to 276,274.56, 414,537.60 and 134,043.06 is: 201,125.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    276,274.56 : 414,537.60 = 134,043.06 : x
  2. Step 2: Convert to fraction form
    276,274.56/414,537.60 = 134,043.06/x
  3. Step 3: Cross multiply
    276,274.56x = 414,537.60 × 134,043.06
  4. Step 4: Simplify right side
    276,274.56x = 55,565,888,389.06
  5. Step 5: Solve for x
    x = 55,565,888,389.06/276,274.56
  6. Step 6: Final answer
    x = 201,125.61

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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.