Home / 133,649.79-184,436.16-73,220.36

Finding the Fourth Proportional to 133,649.79, 184,436.16 and 73,220.36

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Solution

The fourth proportional to 133,649.79, 184,436.16 and 73,220.36 is: 101,043.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,649.79 : 184,436.16 = 73,220.36 : x
  2. Step 2: Convert to fraction form
    133,649.79/184,436.16 = 73,220.36/x
  3. Step 3: Cross multiply
    133,649.79x = 184,436.16 × 73,220.36
  4. Step 4: Simplify right side
    133,649.79x = 13,504,481,110.04
  5. Step 5: Solve for x
    x = 13,504,481,110.04/133,649.79
  6. Step 6: Final answer
    x = 101,043.79

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1.5x scale

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.