Home / 141,544.88-195,326.37-81,072.48

Finding the Fourth Proportional to 141,544.88, 195,326.37 and 81,072.48

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Solution

The fourth proportional to 141,544.88, 195,326.37 and 81,072.48 is: 111,876.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,544.88 : 195,326.37 = 81,072.48 : x
  2. Step 2: Convert to fraction form
    141,544.88/195,326.37 = 81,072.48/x
  3. Step 3: Cross multiply
    141,544.88x = 195,326.37 × 81,072.48
  4. Step 4: Simplify right side
    141,544.88x = 15,835,593,225.30
  5. Step 5: Solve for x
    x = 15,835,593,225.30/141,544.88
  6. Step 6: Final answer
    x = 111,876.84

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.