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Finding the Fourth Proportional to 273,925.88, 410,583.51 and 113,912.21

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Solution

The fourth proportional to 273,925.88, 410,583.51 and 113,912.21 is: 170,741.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,925.88 : 410,583.51 = 113,912.21 : x
  2. Step 2: Convert to fraction form
    273,925.88/410,583.51 = 113,912.21/x
  3. Step 3: Cross multiply
    273,925.88x = 410,583.51 × 113,912.21
  4. Step 4: Simplify right side
    273,925.88x = 46,770,475,013.66
  5. Step 5: Solve for x
    x = 46,770,475,013.66/273,925.88
  6. Step 6: Final answer
    x = 170,741.35

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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.