Finding the Fourth Proportional to 68,946.93, 103,362.97 and 26,817.11
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Solution
The fourth proportional to 68,946.93, 103,362.97 and 26,817.11 is: 40,203.33
Step by Step Solution
- Step 1: Write the proportion equation
68,946.93 : 103,362.97 = 26,817.11 : x - Step 2: Convert to fraction form
68,946.93/103,362.97 = 26,817.11/x - Step 3: Cross multiply
68,946.93x = 103,362.97 × 26,817.11 - Step 4: Simplify right side
68,946.93x = 2,771,896,136.42 - Step 5: Solve for x
x = 2,771,896,136.42/68,946.93 - Step 6: Final answer
x = 40,203.33
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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.