Home / 133,166.12-199,749.94-44,419.36

Finding the Fourth Proportional to 133,166.12, 199,749.94 and 44,419.36

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Solution

The fourth proportional to 133,166.12, 199,749.94 and 44,419.36 is: 66,629.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,166.12 : 199,749.94 = 44,419.36 : x
  2. Step 2: Convert to fraction form
    133,166.12/199,749.94 = 44,419.36/x
  3. Step 3: Cross multiply
    133,166.12x = 199,749.94 × 44,419.36
  4. Step 4: Simplify right side
    133,166.12x = 8,872,764,494.84
  5. Step 5: Solve for x
    x = 8,872,764,494.84/133,166.12
  6. Step 6: Final answer
    x = 66,629.29

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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.