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Finding the Fourth Proportional to 184,503.42, 276,755.13 and 132,015.42

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Solution

The fourth proportional to 184,503.42, 276,755.13 and 132,015.42 is: 198,023.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,503.42 : 276,755.13 = 132,015.42 : x
  2. Step 2: Convert to fraction form
    184,503.42/276,755.13 = 132,015.42/x
  3. Step 3: Cross multiply
    184,503.42x = 276,755.13 × 132,015.42
  4. Step 4: Simplify right side
    184,503.42x = 36,535,944,724.10
  5. Step 5: Solve for x
    x = 36,535,944,724.10/184,503.42
  6. Step 6: Final answer
    x = 198,023.13

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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.