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Finding the Fourth Proportional to 273,317.90, 410,053.65 and 133,081.10

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Solution

The fourth proportional to 273,317.90, 410,053.65 and 133,081.10 is: 199,659.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,317.90 : 410,053.65 = 133,081.10 : x
  2. Step 2: Convert to fraction form
    273,317.90/410,053.65 = 133,081.10/x
  3. Step 3: Cross multiply
    273,317.90x = 410,053.65 × 133,081.10
  4. Step 4: Simplify right side
    273,317.90x = 54,570,390,801.02
  5. Step 5: Solve for x
    x = 54,570,390,801.02/273,317.90
  6. Step 6: Final answer
    x = 199,659.04

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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.