Home / 184,408.20-276,612.30-90,901.80

Finding the Fourth Proportional to 184,408.20, 276,612.30 and 90,901.80

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Solution

The fourth proportional to 184,408.20, 276,612.30 and 90,901.80 is: 136,352.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    184,408.20 : 276,612.30 = 90,901.80 : x
  2. Step 2: Convert to fraction form
    184,408.20/276,612.30 = 90,901.80/x
  3. Step 3: Cross multiply
    184,408.20x = 276,612.30 × 90,901.80
  4. Step 4: Simplify right side
    184,408.20x = 25,144,555,972.14
  5. Step 5: Solve for x
    x = 25,144,555,972.14/184,408.20
  6. Step 6: Final answer
    x = 136,352.70

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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.