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Finding the Fourth Proportional to 273,319.90, 410,056.65 and 133,083.10

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Solution

The fourth proportional to 273,319.90, 410,056.65 and 133,083.10 is: 199,662.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,319.90 : 410,056.65 = 133,083.10 : x
  2. Step 2: Convert to fraction form
    273,319.90/410,056.65 = 133,083.10/x
  3. Step 3: Cross multiply
    273,319.90x = 410,056.65 × 133,083.10
  4. Step 4: Simplify right side
    273,319.90x = 54,571,610,157.62
  5. Step 5: Solve for x
    x = 54,571,610,157.62/273,319.90
  6. Step 6: Final answer
    x = 199,662.04

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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.