Home / 130,675.44-195,857.62-91,017.84

Finding the Fourth Proportional to 130,675.44, 195,857.62 and 91,017.84

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Solution

The fourth proportional to 130,675.44, 195,857.62 and 91,017.84 is: 136,418.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    130,675.44 : 195,857.62 = 91,017.84 : x
  2. Step 2: Convert to fraction form
    130,675.44/195,857.62 = 91,017.84/x
  3. Step 3: Cross multiply
    130,675.44x = 195,857.62 × 91,017.84
  4. Step 4: Simplify right side
    130,675.44x = 17,826,537,519.94
  5. Step 5: Solve for x
    x = 17,826,537,519.94/130,675.44
  6. Step 6: Final answer
    x = 136,418.42

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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.