Finding the Fourth Proportional to 107,099.97, 160,474.67 and 64,852.08
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Solution
The fourth proportional to 107,099.97, 160,474.67 and 64,852.08 is: 97,171.98
Step by Step Solution
- Step 1: Write the proportion equation
107,099.97 : 160,474.67 = 64,852.08 : x - Step 2: Convert to fraction form
107,099.97/160,474.67 = 64,852.08/x - Step 3: Cross multiply
107,099.97x = 160,474.67 × 64,852.08 - Step 4: Simplify right side
107,099.97x = 10,407,116,136.81 - Step 5: Solve for x
x = 10,407,116,136.81/107,099.97 - Step 6: Final answer
x = 97,171.98
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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.