Home / 166,060.56-229,166.44-90,609.68

Finding the Fourth Proportional to 166,060.56, 229,166.44 and 90,609.68

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Solution

The fourth proportional to 166,060.56, 229,166.44 and 90,609.68 is: 125,042.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,060.56 : 229,166.44 = 90,609.68 : x
  2. Step 2: Convert to fraction form
    166,060.56/229,166.44 = 90,609.68/x
  3. Step 3: Cross multiply
    166,060.56x = 229,166.44 × 90,609.68
  4. Step 4: Simplify right side
    166,060.56x = 20,764,697,795.14
  5. Step 5: Solve for x
    x = 20,764,697,795.14/166,060.56
  6. Step 6: Final answer
    x = 125,042.92

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1.5x scale

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.