Finding the Fourth Proportional to 163,817.87, 226,075.94 and 92,202.53
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Solution
The fourth proportional to 163,817.87, 226,075.94 and 92,202.53 is: 127,243.58
Step by Step Solution
- Step 1: Write the proportion equation
163,817.87 : 226,075.94 = 92,202.53 : x - Step 2: Convert to fraction form
163,817.87/226,075.94 = 92,202.53/x - Step 3: Cross multiply
163,817.87x = 226,075.94 × 92,202.53 - Step 4: Simplify right side
163,817.87x = 20,844,772,048.74 - Step 5: Solve for x
x = 20,844,772,048.74/163,817.87 - Step 6: Final answer
x = 127,243.58
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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.