Home / 133,943.24-184,847.46-80,237

Finding the Fourth Proportional to 133,943.24, 184,847.46 and 80,237

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Solution

The fourth proportional to 133,943.24, 184,847.46 and 80,237 is: 110,730.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,943.24 : 184,847.46 = 80,237 : x
  2. Step 2: Convert to fraction form
    133,943.24/184,847.46 = 80,237/x
  3. Step 3: Cross multiply
    133,943.24x = 184,847.46 × 80,237
  4. Step 4: Simplify right side
    133,943.24x = 14,831,605,648.02
  5. Step 5: Solve for x
    x = 14,831,605,648.02/133,943.24
  6. Step 6: Final answer
    x = 110,730.53

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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.