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Finding the Fourth Proportional to 273,740.74, 410,612.07 and 84,199.83

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Solution

The fourth proportional to 273,740.74, 410,612.07 and 84,199.83 is: 126,300.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,740.74 : 410,612.07 = 84,199.83 : x
  2. Step 2: Convert to fraction form
    273,740.74/410,612.07 = 84,199.83/x
  3. Step 3: Cross multiply
    273,740.74x = 410,612.07 × 84,199.83
  4. Step 4: Simplify right side
    273,740.74x = 34,573,464,436.89
  5. Step 5: Solve for x
    x = 34,573,464,436.89/273,740.74
  6. Step 6: Final answer
    x = 126,300.04

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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.