Finding the Fourth Proportional to 226,512.54, 312,587.49 and 124,539.75
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Solution
The fourth proportional to 226,512.54, 312,587.49 and 124,539.75 is: 171,864.96
Step by Step Solution
- Step 1: Write the proportion equation
226,512.54 : 312,587.49 = 124,539.75 : x - Step 2: Convert to fraction form
226,512.54/312,587.49 = 124,539.75/x - Step 3: Cross multiply
226,512.54x = 312,587.49 × 124,539.75 - Step 4: Simplify right side
226,512.54x = 38,929,567,857.73 - Step 5: Solve for x
x = 38,929,567,857.73/226,512.54 - Step 6: Final answer
x = 171,864.96
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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.