Finding the Fourth Proportional to 195,696.21, 270,053.19 and 110,813.49
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Solution
The fourth proportional to 195,696.21, 270,053.19 and 110,813.49 is: 152,918.32
Step by Step Solution
- Step 1: Write the proportion equation
195,696.21 : 270,053.19 = 110,813.49 : x - Step 2: Convert to fraction form
195,696.21/270,053.19 = 110,813.49/x - Step 3: Cross multiply
195,696.21x = 270,053.19 × 110,813.49 - Step 4: Simplify right side
195,696.21x = 29,925,536,469.53 - Step 5: Solve for x
x = 29,925,536,469.53/195,696.21 - Step 6: Final answer
x = 152,918.32
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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.