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Finding the Fourth Proportional to 273,824.55, 410,539.86 and 123,987.71

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Solution

The fourth proportional to 273,824.55, 410,539.86 and 123,987.71 is: 185,892.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    273,824.55 : 410,539.86 = 123,987.71 : x
  2. Step 2: Convert to fraction form
    273,824.55/410,539.86 = 123,987.71/x
  3. Step 3: Cross multiply
    273,824.55x = 410,539.86 × 123,987.71
  4. Step 4: Simplify right side
    273,824.55x = 50,901,898,131.47
  5. Step 5: Solve for x
    x = 50,901,898,131.47/273,824.55
  6. Step 6: Final answer
    x = 185,892.38

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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.