Finding the Fourth Proportional to 191,618.73, 264,442.01 and 106,735.83
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Solution
The fourth proportional to 191,618.73, 264,442.01 and 106,735.83 is: 147,299.99
Step by Step Solution
- Step 1: Write the proportion equation
191,618.73 : 264,442.01 = 106,735.83 : x - Step 2: Convert to fraction form
191,618.73/264,442.01 = 106,735.83/x - Step 3: Cross multiply
191,618.73x = 264,442.01 × 106,735.83 - Step 4: Simplify right side
191,618.73x = 28,225,437,424.22 - Step 5: Solve for x
x = 28,225,437,424.22/191,618.73 - Step 6: Final answer
x = 147,299.99
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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.