Finding the Fourth Proportional to 179,930.25, 248,325.62 and 104,478.75
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Solution
The fourth proportional to 179,930.25, 248,325.62 and 104,478.75 is: 144,193.37
Step by Step Solution
- Step 1: Write the proportion equation
179,930.25 : 248,325.62 = 104,478.75 : x - Step 2: Convert to fraction form
179,930.25/248,325.62 = 104,478.75/x - Step 3: Cross multiply
179,930.25x = 248,325.62 × 104,478.75 - Step 4: Simplify right side
179,930.25x = 25,944,749,848.18 - Step 5: Solve for x
x = 25,944,749,848.18/179,930.25 - Step 6: Final answer
x = 144,193.37
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1.5x scale
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.