Finding the Fourth Proportional to 88,369.77, 121,950.81 and 48,083.84
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Solution
The fourth proportional to 88,369.77, 121,950.81 and 48,083.84 is: 66,355.99
Step by Step Solution
- Step 1: Write the proportion equation
88,369.77 : 121,950.81 = 48,083.84 : x - Step 2: Convert to fraction form
88,369.77/121,950.81 = 48,083.84/x - Step 3: Cross multiply
88,369.77x = 121,950.81 × 48,083.84 - Step 4: Simplify right side
88,369.77x = 5,863,863,235.91 - Step 5: Solve for x
x = 5,863,863,235.91/88,369.77 - Step 6: Final answer
x = 66,355.99
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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.