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Finding the Fourth Proportional to 184,108.95, 254,067.93 and 103,536.45

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Solution

The fourth proportional to 184,108.95, 254,067.93 and 103,536.45 is: 142,878.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,108.95 : 254,067.93 = 103,536.45 : x
  2. Step 2: Convert to fraction form
    184,108.95/254,067.93 = 103,536.45/x
  3. Step 3: Cross multiply
    184,108.95x = 254,067.93 × 103,536.45
  4. Step 4: Simplify right side
    184,108.95x = 26,305,291,531.05
  5. Step 5: Solve for x
    x = 26,305,291,531.05/184,108.95
  6. Step 6: Final answer
    x = 142,878.94

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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.