Finding the Fourth Proportional to 193,570.36, 290,356.98 and 53,336.68
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Solution
The fourth proportional to 193,570.36, 290,356.98 and 53,336.68 is: 80,005.42
Step by Step Solution
- Step 1: Write the proportion equation
193,570.36 : 290,356.98 = 53,336.68 : x - Step 2: Convert to fraction form
193,570.36/290,356.98 = 53,336.68/x - Step 3: Cross multiply
193,570.36x = 290,356.98 × 53,336.68 - Step 4: Simplify right side
193,570.36x = 15,486,677,328.03 - Step 5: Solve for x
x = 15,486,677,328.03/193,570.36 - Step 6: Final answer
x = 80,005.42
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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.