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Finding the Fourth Proportional to 184,993.12, 255,263.13 and 108,483.34

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Solution

The fourth proportional to 184,993.12, 255,263.13 and 108,483.34 is: 149,690.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,993.12 : 255,263.13 = 108,483.34 : x
  2. Step 2: Convert to fraction form
    184,993.12/255,263.13 = 108,483.34/x
  3. Step 3: Cross multiply
    184,993.12x = 255,263.13 × 108,483.34
  4. Step 4: Simplify right side
    184,993.12x = 27,691,796,921.25
  5. Step 5: Solve for x
    x = 27,691,796,921.25/184,993.12
  6. Step 6: Final answer
    x = 149,690.96

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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.