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Finding the Fourth Proportional to 273,878.94, 410,812.94 and 124,091.31

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Solution

The fourth proportional to 273,878.94, 410,812.94 and 124,091.31 is: 186,134.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,878.94 : 410,812.94 = 124,091.31 : x
  2. Step 2: Convert to fraction form
    273,878.94/410,812.94 = 124,091.31/x
  3. Step 3: Cross multiply
    273,878.94x = 410,812.94 × 124,091.31
  4. Step 4: Simplify right side
    273,878.94x = 50,978,315,889.55
  5. Step 5: Solve for x
    x = 50,978,315,889.55/273,878.94
  6. Step 6: Final answer
    x = 186,134.49

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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.