Finding the Fourth Proportional to 84,099.36, 114,502.44 and 83,836.92
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Solution
The fourth proportional to 84,099.36, 114,502.44 and 83,836.92 is: 114,145.12
Step by Step Solution
- Step 1: Write the proportion equation
84,099.36 : 114,502.44 = 83,836.92 : x - Step 2: Convert to fraction form
84,099.36/114,502.44 = 83,836.92/x - Step 3: Cross multiply
84,099.36x = 114,502.44 × 83,836.92 - Step 4: Simplify right side
84,099.36x = 9,599,531,902.08 - Step 5: Solve for x
x = 9,599,531,902.08/84,099.36 - Step 6: Final answer
x = 114,145.12
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Why These Related Problems?
These problems maintain the same ratio (1.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.