Home / 133,607.48-184,378.28-73,181.88

Finding the Fourth Proportional to 133,607.48, 184,378.28 and 73,181.88

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Solution

The fourth proportional to 133,607.48, 184,378.28 and 73,181.88 is: 100,990.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,607.48 : 184,378.28 = 73,181.88 : x
  2. Step 2: Convert to fraction form
    133,607.48/184,378.28 = 73,181.88/x
  3. Step 3: Cross multiply
    133,607.48x = 184,378.28 × 73,181.88
  4. Step 4: Simplify right side
    133,607.48x = 13,493,148,795.66
  5. Step 5: Solve for x
    x = 13,493,148,795.66/133,607.48
  6. Step 6: Final answer
    x = 100,990.97

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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.