Finding the Fourth Proportional to 163,629.90, 225,776.70 and 92,008.08
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Solution
The fourth proportional to 163,629.90, 225,776.70 and 92,008.08 is: 126,952.84
Step by Step Solution
- Step 1: Write the proportion equation
163,629.90 : 225,776.70 = 92,008.08 : x - Step 2: Convert to fraction form
163,629.90/225,776.70 = 92,008.08/x - Step 3: Cross multiply
163,629.90x = 225,776.70 × 92,008.08 - Step 4: Simplify right side
163,629.90x = 20,773,280,675.74 - Step 5: Solve for x
x = 20,773,280,675.74/163,629.90 - Step 6: Final answer
x = 126,952.84
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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.