Home / 130,634.57-195,877.73-119,489.37

Finding the Fourth Proportional to 130,634.57, 195,877.73 and 119,489.37

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Solution

The fourth proportional to 130,634.57, 195,877.73 and 119,489.37 is: 179,166.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,634.57 : 195,877.73 = 119,489.37 : x
  2. Step 2: Convert to fraction form
    130,634.57/195,877.73 = 119,489.37/x
  3. Step 3: Cross multiply
    130,634.57x = 195,877.73 × 119,489.37
  4. Step 4: Simplify right side
    130,634.57x = 23,405,306,853.45
  5. Step 5: Solve for x
    x = 23,405,306,853.45/130,634.57
  6. Step 6: Final answer
    x = 179,166.26

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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.