Finding the Fourth Proportional to 193,514.36, 290,272.98 and 53,280.68
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Solution
The fourth proportional to 193,514.36, 290,272.98 and 53,280.68 is: 79,921.42
Step by Step Solution
- Step 1: Write the proportion equation
193,514.36 : 290,272.98 = 53,280.68 : x - Step 2: Convert to fraction form
193,514.36/290,272.98 = 53,280.68/x - Step 3: Cross multiply
193,514.36x = 290,272.98 × 53,280.68 - Step 4: Simplify right side
193,514.36x = 15,465,941,760.03 - Step 5: Solve for x
x = 15,465,941,760.03/193,514.36 - Step 6: Final answer
x = 79,921.42
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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.