Finding the Fourth Proportional to 163,968.96, 226,274.88 and 92,349.84
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Solution
The fourth proportional to 163,968.96, 226,274.88 and 92,349.84 is: 127,441.49
Step by Step Solution
- Step 1: Write the proportion equation
163,968.96 : 226,274.88 = 92,349.84 : x - Step 2: Convert to fraction form
163,968.96/226,274.88 = 92,349.84/x - Step 3: Cross multiply
163,968.96x = 226,274.88 × 92,349.84 - Step 4: Simplify right side
163,968.96x = 20,896,448,964.02 - Step 5: Solve for x
x = 20,896,448,964.02/163,968.96 - Step 6: Final answer
x = 127,441.49
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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.