Finding the Fourth Proportional to 205,141.71, 307,597.14 and 141,174.99
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Solution
The fourth proportional to 205,141.71, 307,597.14 and 141,174.99 is: 211,683.05
Step by Step Solution
- Step 1: Write the proportion equation
205,141.71 : 307,597.14 = 141,174.99 : x - Step 2: Convert to fraction form
205,141.71/307,597.14 = 141,174.99/x - Step 3: Cross multiply
205,141.71x = 307,597.14 × 141,174.99 - Step 4: Simplify right side
205,141.71x = 43,425,023,163.53 - Step 5: Solve for x
x = 43,425,023,163.53/205,141.71 - Step 6: Final answer
x = 211,683.05
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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.