Finding the Fourth Proportional to 197,466.41, 272,502.41 and 106,822.01
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Solution
The fourth proportional to 197,466.41, 272,502.41 and 106,822.01 is: 147,413.70
Step by Step Solution
- Step 1: Write the proportion equation
197,466.41 : 272,502.41 = 106,822.01 : x - Step 2: Convert to fraction form
197,466.41/272,502.41 = 106,822.01/x - Step 3: Cross multiply
197,466.41x = 272,502.41 × 106,822.01 - Step 4: Simplify right side
197,466.41x = 29,109,253,269.42 - Step 5: Solve for x
x = 29,109,253,269.42/197,466.41 - Step 6: Final answer
x = 147,413.70
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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.