Home / 166,047.68-229,145.76-90,596.48

Finding the Fourth Proportional to 166,047.68, 229,145.76 and 90,596.48

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Solution

The fourth proportional to 166,047.68, 229,145.76 and 90,596.48 is: 125,023.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,047.68 : 229,145.76 = 90,596.48 : x
  2. Step 2: Convert to fraction form
    166,047.68/229,145.76 = 90,596.48/x
  3. Step 3: Cross multiply
    166,047.68x = 229,145.76 × 90,596.48
  4. Step 4: Simplify right side
    166,047.68x = 20,759,799,262.92
  5. Step 5: Solve for x
    x = 20,759,799,262.92/166,047.68
  6. Step 6: Final answer
    x = 125,023.12

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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.