Home / 133,346.79-184,018.64-75,984.48

Finding the Fourth Proportional to 133,346.79, 184,018.64 and 75,984.48

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Solution

The fourth proportional to 133,346.79, 184,018.64 and 75,984.48 is: 104,858.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,346.79 : 184,018.64 = 75,984.48 : x
  2. Step 2: Convert to fraction form
    133,346.79/184,018.64 = 75,984.48/x
  3. Step 3: Cross multiply
    133,346.79x = 184,018.64 × 75,984.48
  4. Step 4: Simplify right side
    133,346.79x = 13,982,560,290.78
  5. Step 5: Solve for x
    x = 13,982,560,290.78/133,346.79
  6. Step 6: Final answer
    x = 104,858.62

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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.