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Finding the Fourth Proportional to 184,287.88, 254,395.74 and 123,893.55

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Solution

The fourth proportional to 184,287.88, 254,395.74 and 123,893.55 is: 171,025.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,287.88 : 254,395.74 = 123,893.55 : x
  2. Step 2: Convert to fraction form
    184,287.88/254,395.74 = 123,893.55/x
  3. Step 3: Cross multiply
    184,287.88x = 254,395.74 × 123,893.55
  4. Step 4: Simplify right side
    184,287.88x = 31,517,990,387.75
  5. Step 5: Solve for x
    x = 31,517,990,387.75/184,287.88
  6. Step 6: Final answer
    x = 171,025.85

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.