Finding the Fourth Proportional to 189,258.67, 283,035.88 and 168,321.79
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Solution
The fourth proportional to 189,258.67, 283,035.88 and 168,321.79 is: 251,724.82
Step by Step Solution
- Step 1: Write the proportion equation
189,258.67 : 283,035.88 = 168,321.79 : x - Step 2: Convert to fraction form
189,258.67/283,035.88 = 168,321.79/x - Step 3: Cross multiply
189,258.67x = 283,035.88 × 168,321.79 - Step 4: Simplify right side
189,258.67x = 47,641,103,699.04 - Step 5: Solve for x
x = 47,641,103,699.04/189,258.67 - Step 6: Final answer
x = 251,724.82
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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.