Finding the Fourth Proportional to 74,260.98, 102,526.74 and 51,592.68
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Solution
The fourth proportional to 74,260.98, 102,526.74 and 51,592.68 is: 71,230.27
Step by Step Solution
- Step 1: Write the proportion equation
74,260.98 : 102,526.74 = 51,592.68 : x - Step 2: Convert to fraction form
74,260.98/102,526.74 = 51,592.68/x - Step 3: Cross multiply
74,260.98x = 102,526.74 × 51,592.68 - Step 4: Simplify right side
74,260.98x = 5,289,629,288.26 - Step 5: Solve for x
x = 5,289,629,288.26/74,260.98 - Step 6: Final answer
x = 71,230.27
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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.