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Finding the Fourth Proportional to 184,407.94, 254,480.54 and 103,843.42

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Solution

The fourth proportional to 184,407.94, 254,480.54 and 103,843.42 is: 143,302.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,407.94 : 254,480.54 = 103,843.42 : x
  2. Step 2: Convert to fraction form
    184,407.94/254,480.54 = 103,843.42/x
  3. Step 3: Cross multiply
    184,407.94x = 254,480.54 × 103,843.42
  4. Step 4: Simplify right side
    184,407.94x = 26,426,128,441.63
  5. Step 5: Solve for x
    x = 26,426,128,441.63/184,407.94
  6. Step 6: Final answer
    x = 143,302.55

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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.