Home / 166,722.32-229,912.99-152,891.67

Finding the Fourth Proportional to 166,722.32, 229,912.99 and 152,891.67

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Solution

The fourth proportional to 166,722.32, 229,912.99 and 152,891.67 is: 210,840.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,722.32 : 229,912.99 = 152,891.67 : x
  2. Step 2: Convert to fraction form
    166,722.32/229,912.99 = 152,891.67/x
  3. Step 3: Cross multiply
    166,722.32x = 229,912.99 × 152,891.67
  4. Step 4: Simplify right side
    166,722.32x = 35,151,780,613.56
  5. Step 5: Solve for x
    x = 35,151,780,613.56/166,722.32
  6. Step 6: Final answer
    x = 210,840.28

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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.