Home / 130,131.20-195,634.20-110,885.60

Finding the Fourth Proportional to 130,131.20, 195,634.20 and 110,885.60

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Solution

The fourth proportional to 130,131.20, 195,634.20 and 110,885.60 is: 166,701.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,131.20 : 195,634.20 = 110,885.60 : x
  2. Step 2: Convert to fraction form
    130,131.20/195,634.20 = 110,885.60/x
  3. Step 3: Cross multiply
    130,131.20x = 195,634.20 × 110,885.60
  4. Step 4: Simplify right side
    130,131.20x = 21,693,015,647.52
  5. Step 5: Solve for x
    x = 21,693,015,647.52/130,131.20
  6. Step 6: Final answer
    x = 166,701.11

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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.