Home / 133,556.94-184,308.62-73,131.40

Finding the Fourth Proportional to 133,556.94, 184,308.62 and 73,131.40

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Solution

The fourth proportional to 133,556.94, 184,308.62 and 73,131.40 is: 100,921.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,556.94 : 184,308.62 = 73,131.40 : x
  2. Step 2: Convert to fraction form
    133,556.94/184,308.62 = 73,131.40/x
  3. Step 3: Cross multiply
    133,556.94x = 184,308.62 × 73,131.40
  4. Step 4: Simplify right side
    133,556.94x = 13,478,747,412.67
  5. Step 5: Solve for x
    x = 13,478,747,412.67/133,556.94
  6. Step 6: Final answer
    x = 100,921.36

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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.