Finding the Fourth Proportional to 180,195.93, 248,695.07 and 103,713.44
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Solution
The fourth proportional to 180,195.93, 248,695.07 and 103,713.44 is: 143,138.75
Step by Step Solution
- Step 1: Write the proportion equation
180,195.93 : 248,695.07 = 103,713.44 : x - Step 2: Convert to fraction form
180,195.93/248,695.07 = 103,713.44/x - Step 3: Cross multiply
180,195.93x = 248,695.07 × 103,713.44 - Step 4: Simplify right side
180,195.93x = 25,793,019,458.70 - Step 5: Solve for x
x = 25,793,019,458.70/180,195.93 - Step 6: Final answer
x = 143,138.75
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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.