Finding the Fourth Proportional to 212,599.36, 293,376.36 and 117,103.96
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Solution
The fourth proportional to 212,599.36, 293,376.36 and 117,103.96 is: 161,597.54
Step by Step Solution
- Step 1: Write the proportion equation
212,599.36 : 293,376.36 = 117,103.96 : x - Step 2: Convert to fraction form
212,599.36/293,376.36 = 117,103.96/x - Step 3: Cross multiply
212,599.36x = 293,376.36 × 117,103.96 - Step 4: Simplify right side
212,599.36x = 34,355,533,526.39 - Step 5: Solve for x
x = 34,355,533,526.39/212,599.36 - Step 6: Final answer
x = 161,597.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.