Home / 111,122.20-166,683.30-110,344.60

Finding the Fourth Proportional to 111,122.20, 166,683.30 and 110,344.60

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Solution

The fourth proportional to 111,122.20, 166,683.30 and 110,344.60 is: 165,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,122.20 : 166,683.30 = 110,344.60 : x
  2. Step 2: Convert to fraction form
    111,122.20/166,683.30 = 110,344.60/x
  3. Step 3: Cross multiply
    111,122.20x = 166,683.30 × 110,344.60
  4. Step 4: Simplify right side
    111,122.20x = 18,392,602,065.18
  5. Step 5: Solve for x
    x = 18,392,602,065.18/111,122.20
  6. Step 6: Final answer
    x = 165,516.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.