Finding the Fourth Proportional to 179,897.67, 248,252.36 and 99,323.55
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Solution
The fourth proportional to 179,897.67, 248,252.36 and 99,323.55 is: 137,062.95
Step by Step Solution
- Step 1: Write the proportion equation
179,897.67 : 248,252.36 = 99,323.55 : x - Step 2: Convert to fraction form
179,897.67/248,252.36 = 99,323.55/x - Step 3: Cross multiply
179,897.67x = 248,252.36 × 99,323.55 - Step 4: Simplify right side
179,897.67x = 24,657,305,194.46 - Step 5: Solve for x
x = 24,657,305,194.46/179,897.67 - Step 6: Final answer
x = 137,062.95
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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.