Home / 141,480.44-195,239.17-80,237.87

Finding the Fourth Proportional to 141,480.44, 195,239.17 and 80,237.87

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Solution

The fourth proportional to 141,480.44, 195,239.17 and 80,237.87 is: 110,726.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    141,480.44 : 195,239.17 = 80,237.87 : x
  2. Step 2: Convert to fraction form
    141,480.44/195,239.17 = 80,237.87/x
  3. Step 3: Cross multiply
    141,480.44x = 195,239.17 × 80,237.87
  4. Step 4: Simplify right side
    141,480.44x = 15,665,575,141.37
  5. Step 5: Solve for x
    x = 15,665,575,141.37/141,480.44
  6. Step 6: Final answer
    x = 110,726.08

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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.