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Finding the Fourth Proportional to 184,781.16, 254,906.32 and 119,347.48

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Solution

The fourth proportional to 184,781.16, 254,906.32 and 119,347.48 is: 164,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,781.16 : 254,906.32 = 119,347.48 : x
  2. Step 2: Convert to fraction form
    184,781.16/254,906.32 = 119,347.48/x
  3. Step 3: Cross multiply
    184,781.16x = 254,906.32 × 119,347.48
  4. Step 4: Simplify right side
    184,781.16x = 30,422,426,928.07
  5. Step 5: Solve for x
    x = 30,422,426,928.07/184,781.16
  6. Step 6: Final answer
    x = 164,640.31

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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.