Home / 110,884.20-166,326.30-102,330.60

Finding the Fourth Proportional to 110,884.20, 166,326.30 and 102,330.60

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Solution

The fourth proportional to 110,884.20, 166,326.30 and 102,330.60 is: 153,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,884.20 : 166,326.30 = 102,330.60 : x
  2. Step 2: Convert to fraction form
    110,884.20/166,326.30 = 102,330.60/x
  3. Step 3: Cross multiply
    110,884.20x = 166,326.30 × 102,330.60
  4. Step 4: Simplify right side
    110,884.20x = 17,020,270,074.78
  5. Step 5: Solve for x
    x = 17,020,270,074.78/110,884.20
  6. Step 6: Final answer
    x = 153,495.90

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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.