Finding the Fourth Proportional to 164,433.18, 226,845.42 and 96,415.62
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Solution
The fourth proportional to 164,433.18, 226,845.42 and 96,415.62 is: 133,011.12
Step by Step Solution
- Step 1: Write the proportion equation
164,433.18 : 226,845.42 = 96,415.62 : x - Step 2: Convert to fraction form
164,433.18/226,845.42 = 96,415.62/x - Step 3: Cross multiply
164,433.18x = 226,845.42 × 96,415.62 - Step 4: Simplify right side
164,433.18x = 21,871,441,813.46 - Step 5: Solve for x
x = 21,871,441,813.46/164,433.18 - Step 6: Final answer
x = 133,011.12
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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.