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Finding the Fourth Proportional to 184,954.70, 255,237.48 and 100,071.78

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Solution

The fourth proportional to 184,954.70, 255,237.48 and 100,071.78 is: 138,099.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,954.70 : 255,237.48 = 100,071.78 : x
  2. Step 2: Convert to fraction form
    184,954.70/255,237.48 = 100,071.78/x
  3. Step 3: Cross multiply
    184,954.70x = 255,237.48 × 100,071.78
  4. Step 4: Simplify right side
    184,954.70x = 25,542,068,946.31
  5. Step 5: Solve for x
    x = 25,542,068,946.31/184,954.70
  6. Step 6: Final answer
    x = 138,099.05

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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.