Finding the Fourth Proportional to 183,468.26, 253,078.67 and 115,377.23
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Solution
The fourth proportional to 183,468.26, 253,078.67 and 115,377.23 is: 159,152.95
Step by Step Solution
- Step 1: Write the proportion equation
183,468.26 : 253,078.67 = 115,377.23 : x - Step 2: Convert to fraction form
183,468.26/253,078.67 = 115,377.23/x - Step 3: Cross multiply
183,468.26x = 253,078.67 × 115,377.23 - Step 4: Simplify right side
183,468.26x = 29,199,514,074.40 - Step 5: Solve for x
x = 29,199,514,074.40/183,468.26 - Step 6: Final answer
x = 159,152.95
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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.