Finding the Fourth Proportional to 88,326.24, 121,891.76 and 48,040.88
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Solution
The fourth proportional to 88,326.24, 121,891.76 and 48,040.88 is: 66,297.26
Step by Step Solution
- Step 1: Write the proportion equation
88,326.24 : 121,891.76 = 48,040.88 : x - Step 2: Convert to fraction form
88,326.24/121,891.76 = 48,040.88/x - Step 3: Cross multiply
88,326.24x = 121,891.76 × 48,040.88 - Step 4: Simplify right side
88,326.24x = 5,855,787,415.15 - Step 5: Solve for x
x = 5,855,787,415.15/88,326.24 - Step 6: Final answer
x = 66,297.26
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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.