Home / 166,556.40-229,845.96-91,104

Finding the Fourth Proportional to 166,556.40, 229,845.96 and 91,104

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Solution

The fourth proportional to 166,556.40, 229,845.96 and 91,104 is: 125,722.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,556.40 : 229,845.96 = 91,104 : x
  2. Step 2: Convert to fraction form
    166,556.40/229,845.96 = 91,104/x
  3. Step 3: Cross multiply
    166,556.40x = 229,845.96 × 91,104
  4. Step 4: Simplify right side
    166,556.40x = 20,939,886,339.84
  5. Step 5: Solve for x
    x = 20,939,886,339.84/166,556.40
  6. Step 6: Final answer
    x = 125,722.50

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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.