Home / 133,093.13-199,564.36-54,114.49

Finding the Fourth Proportional to 133,093.13, 199,564.36 and 54,114.49

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Solution

The fourth proportional to 133,093.13, 199,564.36 and 54,114.49 is: 81,141.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,093.13 : 199,564.36 = 54,114.49 : x
  2. Step 2: Convert to fraction form
    133,093.13/199,564.36 = 54,114.49/x
  3. Step 3: Cross multiply
    133,093.13x = 199,564.36 × 54,114.49
  4. Step 4: Simplify right side
    133,093.13x = 10,799,323,563.58
  5. Step 5: Solve for x
    x = 10,799,323,563.58/133,093.13
  6. Step 6: Final answer
    x = 81,141.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.