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Finding the Fourth Proportional to 184,287.82, 254,395.65 and 123,893.49

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Solution

The fourth proportional to 184,287.82, 254,395.65 and 123,893.49 is: 171,025.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,287.82 : 254,395.65 = 123,893.49 : x
  2. Step 2: Convert to fraction form
    184,287.82/254,395.65 = 123,893.49/x
  3. Step 3: Cross multiply
    184,287.82x = 254,395.65 × 123,893.49
  4. Step 4: Simplify right side
    184,287.82x = 31,517,963,647.34
  5. Step 5: Solve for x
    x = 31,517,963,647.34/184,287.82
  6. Step 6: Final answer
    x = 171,025.76

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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.