Home / 130,145.55-195,198.60-44,769.40

Finding the Fourth Proportional to 130,145.55, 195,198.60 and 44,769.40

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Solution

The fourth proportional to 130,145.55, 195,198.60 and 44,769.40 is: 67,147.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,145.55 : 195,198.60 = 44,769.40 : x
  2. Step 2: Convert to fraction form
    130,145.55/195,198.60 = 44,769.40/x
  3. Step 3: Cross multiply
    130,145.55x = 195,198.60 × 44,769.40
  4. Step 4: Simplify right side
    130,145.55x = 8,738,924,202.84
  5. Step 5: Solve for x
    x = 8,738,924,202.84/130,145.55
  6. Step 6: Final answer
    x = 67,147.31

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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.