Home / 166,107.36-229,224.96-90,656.40

Finding the Fourth Proportional to 166,107.36, 229,224.96 and 90,656.40

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Solution

The fourth proportional to 166,107.36, 229,224.96 and 90,656.40 is: 125,104.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,107.36 : 229,224.96 = 90,656.40 : x
  2. Step 2: Convert to fraction form
    166,107.36/229,224.96 = 90,656.40/x
  3. Step 3: Cross multiply
    166,107.36x = 229,224.96 × 90,656.40
  4. Step 4: Simplify right side
    166,107.36x = 20,780,709,663.74
  5. Step 5: Solve for x
    x = 20,780,709,663.74/166,107.36
  6. Step 6: Final answer
    x = 125,104.09

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.