Home / 130,439.15-195,633.07-41,668.73

Finding the Fourth Proportional to 130,439.15, 195,633.07 and 41,668.73

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Solution

The fourth proportional to 130,439.15, 195,633.07 and 41,668.73 is: 62,494.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,439.15 : 195,633.07 = 41,668.73 : x
  2. Step 2: Convert to fraction form
    130,439.15/195,633.07 = 41,668.73/x
  3. Step 3: Cross multiply
    130,439.15x = 195,633.07 × 41,668.73
  4. Step 4: Simplify right side
    130,439.15x = 8,151,781,364.56
  5. Step 5: Solve for x
    x = 8,151,781,364.56/130,439.15
  6. Step 6: Final answer
    x = 62,494.90

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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.