Finding the Fourth Proportional to 308,091, 462,136.50 and 111,099
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Solution
The fourth proportional to 308,091, 462,136.50 and 111,099 is: 166,648.50
Step by Step Solution
- Step 1: Write the proportion equation
308,091 : 462,136.50 = 111,099 : x - Step 2: Convert to fraction form
308,091/462,136.50 = 111,099/x - Step 3: Cross multiply
308,091x = 462,136.50 × 111,099 - Step 4: Simplify right side
308,091x = 51,342,903,013.50 - Step 5: Solve for x
x = 51,342,903,013.50/308,091 - Step 6: Final answer
x = 166,648.50
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.