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Finding the Fourth Proportional to 144,480.85, 199,296.39 and 95,422.77

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Solution

The fourth proportional to 144,480.85, 199,296.39 and 95,422.77 is: 131,625.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    144,480.85 : 199,296.39 = 95,422.77 : x
  2. Step 2: Convert to fraction form
    144,480.85/199,296.39 = 95,422.77/x
  3. Step 3: Cross multiply
    144,480.85x = 199,296.39 × 95,422.77
  4. Step 4: Simplify right side
    144,480.85x = 19,017,413,584.80
  5. Step 5: Solve for x
    x = 19,017,413,584.80/144,480.85
  6. Step 6: Final answer
    x = 131,625.84

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1.5x scale

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.