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Finding the Fourth Proportional to 184,348.52, 254,425.18 and 103,791.79

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Solution

The fourth proportional to 184,348.52, 254,425.18 and 103,791.79 is: 143,246.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,348.52 : 254,425.18 = 103,791.79 : x
  2. Step 2: Convert to fraction form
    184,348.52/254,425.18 = 103,791.79/x
  3. Step 3: Cross multiply
    184,348.52x = 254,425.18 × 103,791.79
  4. Step 4: Simplify right side
    184,348.52x = 26,407,243,957.73
  5. Step 5: Solve for x
    x = 26,407,243,957.73/184,348.52
  6. Step 6: Final answer
    x = 143,246.31

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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.