Home / 133,621.48-184,390.44-73,180.66

Finding the Fourth Proportional to 133,621.48, 184,390.44 and 73,180.66

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Solution

The fourth proportional to 133,621.48, 184,390.44 and 73,180.66 is: 100,985.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,621.48 : 184,390.44 = 73,180.66 : x
  2. Step 2: Convert to fraction form
    133,621.48/184,390.44 = 73,180.66/x
  3. Step 3: Cross multiply
    133,621.48x = 184,390.44 × 73,180.66
  4. Step 4: Simplify right side
    133,621.48x = 13,493,814,096.89
  5. Step 5: Solve for x
    x = 13,493,814,096.89/133,621.48
  6. Step 6: Final answer
    x = 100,985.37

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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.