Home / 133,097.00-199,327.22-76,766.34

Finding the Fourth Proportional to 133,097.00, 199,327.22 and 76,766.34

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Solution

The fourth proportional to 133,097.00, 199,327.22 and 76,766.34 is: 114,965.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,097.00 : 199,327.22 = 76,766.34 : x
  2. Step 2: Convert to fraction form
    133,097.00/199,327.22 = 76,766.34/x
  3. Step 3: Cross multiply
    133,097.00x = 199,327.22 × 76,766.34
  4. Step 4: Simplify right side
    133,097.00x = 15,301,619,761.31
  5. Step 5: Solve for x
    x = 15,301,619,761.31/133,097.00
  6. Step 6: Final answer
    x = 114,965.93

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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.