Home / 130,104.20-195,161.70-41,355.20

Finding the Fourth Proportional to 130,104.20, 195,161.70 and 41,355.20

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Solution

The fourth proportional to 130,104.20, 195,161.70 and 41,355.20 is: 62,034.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,104.20 : 195,161.70 = 41,355.20 : x
  2. Step 2: Convert to fraction form
    130,104.20/195,161.70 = 41,355.20/x
  3. Step 3: Cross multiply
    130,104.20x = 195,161.70 × 41,355.20
  4. Step 4: Simplify right side
    130,104.20x = 8,070,951,135.84
  5. Step 5: Solve for x
    x = 8,070,951,135.84/130,104.20
  6. Step 6: Final answer
    x = 62,034.52

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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.