Home / 130,993.26-196,485.72-36,229.15

Finding the Fourth Proportional to 130,993.26, 196,485.72 and 36,229.15

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Solution

The fourth proportional to 130,993.26, 196,485.72 and 36,229.15 is: 54,342.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,993.26 : 196,485.72 = 36,229.15 : x
  2. Step 2: Convert to fraction form
    130,993.26/196,485.72 = 36,229.15/x
  3. Step 3: Cross multiply
    130,993.26x = 196,485.72 × 36,229.15
  4. Step 4: Simplify right side
    130,993.26x = 7,118,510,622.74
  5. Step 5: Solve for x
    x = 7,118,510,622.74/130,993.26
  6. Step 6: Final answer
    x = 54,342.57

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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.