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Finding the Fourth Proportional to 184,493.40, 276,740.10 and 100,512.60

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Solution

The fourth proportional to 184,493.40, 276,740.10 and 100,512.60 is: 150,768.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,493.40 : 276,740.10 = 100,512.60 : x
  2. Step 2: Convert to fraction form
    184,493.40/276,740.10 = 100,512.60/x
  3. Step 3: Cross multiply
    184,493.40x = 276,740.10 × 100,512.60
  4. Step 4: Simplify right side
    184,493.40x = 27,815,866,975.26
  5. Step 5: Solve for x
    x = 27,815,866,975.26/184,493.40
  6. Step 6: Final answer
    x = 150,768.90

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.