Finding the Fourth Proportional to 266,114.82, 399,343.54 and 106,163.44
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Solution
The fourth proportional to 266,114.82, 399,343.54 and 106,163.44 is: 159,313.50
Step by Step Solution
- Step 1: Write the proportion equation
266,114.82 : 399,343.54 = 106,163.44 : x - Step 2: Convert to fraction form
266,114.82/399,343.54 = 106,163.44/x - Step 3: Cross multiply
266,114.82x = 399,343.54 × 106,163.44 - Step 4: Simplify right side
266,114.82x = 42,395,683,948.18 - Step 5: Solve for x
x = 42,395,683,948.18/266,114.82 - Step 6: Final answer
x = 159,313.50
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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.