Finding the Fourth Proportional to 126,051.77, 173,950.62 and 69,463.19
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Solution
The fourth proportional to 126,051.77, 173,950.62 and 69,463.19 is: 95,858.75
Step by Step Solution
- Step 1: Write the proportion equation
126,051.77 : 173,950.62 = 69,463.19 : x - Step 2: Convert to fraction form
126,051.77/173,950.62 = 69,463.19/x - Step 3: Cross multiply
126,051.77x = 173,950.62 × 69,463.19 - Step 4: Simplify right side
126,051.77x = 12,083,165,055.24 - Step 5: Solve for x
x = 12,083,165,055.24/126,051.77 - Step 6: Final answer
x = 95,858.75
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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.