Finding the Fourth Proportional to 268,295.05, 370,092.99 and 167,518.09
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Solution
The fourth proportional to 268,295.05, 370,092.99 and 167,518.09 is: 231,078.69
Step by Step Solution
- Step 1: Write the proportion equation
268,295.05 : 370,092.99 = 167,518.09 : x - Step 2: Convert to fraction form
268,295.05/370,092.99 = 167,518.09/x - Step 3: Cross multiply
268,295.05x = 370,092.99 × 167,518.09 - Step 4: Simplify right side
268,295.05x = 61,997,268,119.13 - Step 5: Solve for x
x = 61,997,268,119.13/268,295.05 - Step 6: Final answer
x = 231,078.69
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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.