Finding the Fourth Proportional to 74,296.48, 102,441.36 and 60,818.08
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Solution
The fourth proportional to 74,296.48, 102,441.36 and 60,818.08 is: 83,857.09
Step by Step Solution
- Step 1: Write the proportion equation
74,296.48 : 102,441.36 = 60,818.08 : x - Step 2: Convert to fraction form
74,296.48/102,441.36 = 60,818.08/x - Step 3: Cross multiply
74,296.48x = 102,441.36 × 60,818.08 - Step 4: Simplify right side
74,296.48x = 6,230,286,827.79 - Step 5: Solve for x
x = 6,230,286,827.79/74,296.48 - Step 6: Final answer
x = 83,857.09
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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.