Finding the Fourth Proportional to 68,043.04, 102,075.12 and 34,745.08
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Solution
The fourth proportional to 68,043.04, 102,075.12 and 34,745.08 is: 52,123.01
Step by Step Solution
- Step 1: Write the proportion equation
68,043.04 : 102,075.12 = 34,745.08 : x - Step 2: Convert to fraction form
68,043.04/102,075.12 = 34,745.08/x - Step 3: Cross multiply
68,043.04x = 102,075.12 × 34,745.08 - Step 4: Simplify right side
68,043.04x = 3,546,608,210.41 - Step 5: Solve for x
x = 3,546,608,210.41/68,043.04 - Step 6: Final answer
x = 52,123.01
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.