Finding the Fourth Proportional to 235,730.63, 325,161.37 and 143,807.92
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Solution
The fourth proportional to 235,730.63, 325,161.37 and 143,807.92 is: 198,365.31
Step by Step Solution
- Step 1: Write the proportion equation
235,730.63 : 325,161.37 = 143,807.92 : x - Step 2: Convert to fraction form
235,730.63/325,161.37 = 143,807.92/x - Step 3: Cross multiply
235,730.63x = 325,161.37 × 143,807.92 - Step 4: Simplify right side
235,730.63x = 46,760,779,650.91 - Step 5: Solve for x
x = 46,760,779,650.91/235,730.63 - Step 6: Final answer
x = 198,365.31
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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.