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Finding the Fourth Proportional to 184,420.20, 276,662.70 and 66,160.20

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Solution

The fourth proportional to 184,420.20, 276,662.70 and 66,160.20 is: 99,251.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,420.20 : 276,662.70 = 66,160.20 : x
  2. Step 2: Convert to fraction form
    184,420.20/276,662.70 = 66,160.20/x
  3. Step 3: Cross multiply
    184,420.20x = 276,662.70 × 66,160.20
  4. Step 4: Simplify right side
    184,420.20x = 18,304,059,564.54
  5. Step 5: Solve for x
    x = 18,304,059,564.54/184,420.20
  6. Step 6: Final answer
    x = 99,251.92

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1.5x scale

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.