Finding the Fourth Proportional to 137,174.70, 192,175.80 and 137,174.70
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Solution
The fourth proportional to 137,174.70, 192,175.80 and 137,174.70 is: 192,175.80
Step by Step Solution
- Step 1: Write the proportion equation
137,174.70 : 192,175.80 = 137,174.70 : x - Step 2: Convert to fraction form
137,174.70/192,175.80 = 137,174.70/x - Step 3: Cross multiply
137,174.70x = 192,175.80 × 137,174.70 - Step 4: Simplify right side
137,174.70x = 26,361,657,712.26 - Step 5: Solve for x
x = 26,361,657,712.26/137,174.70 - Step 6: Final answer
x = 192,175.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.