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Finding the Fourth Proportional to 182,589.63, 273,880.77 and 82,731.21

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Solution

The fourth proportional to 182,589.63, 273,880.77 and 82,731.21 is: 124,095.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    182,589.63 : 273,880.77 = 82,731.21 : x
  2. Step 2: Convert to fraction form
    182,589.63/273,880.77 = 82,731.21/x
  3. Step 3: Cross multiply
    182,589.63x = 273,880.77 × 82,731.21
  4. Step 4: Simplify right side
    182,589.63x = 22,658,487,497.83
  5. Step 5: Solve for x
    x = 22,658,487,497.83/182,589.63
  6. Step 6: Final answer
    x = 124,095.15

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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.