Finding the Fourth Proportional to 106,433.00, 159,330.72 and 102,647.84
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Solution
The fourth proportional to 106,433.00, 159,330.72 and 102,647.84 is: 153,664.32
Step by Step Solution
- Step 1: Write the proportion equation
106,433.00 : 159,330.72 = 102,647.84 : x - Step 2: Convert to fraction form
106,433.00/159,330.72 = 102,647.84/x - Step 3: Cross multiply
106,433.00x = 159,330.72 × 102,647.84 - Step 4: Simplify right side
106,433.00x = 16,354,953,456.99 - Step 5: Solve for x
x = 16,354,953,456.99/106,433.00 - Step 6: Final answer
x = 153,664.32
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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.