Finding the Fourth Proportional to 88,447.93, 122,058.05 and 48,161.97
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Solution
The fourth proportional to 88,447.93, 122,058.05 and 48,161.97 is: 66,463.47
Step by Step Solution
- Step 1: Write the proportion equation
88,447.93 : 122,058.05 = 48,161.97 : x - Step 2: Convert to fraction form
88,447.93/122,058.05 = 48,161.97/x - Step 3: Cross multiply
88,447.93x = 122,058.05 × 48,161.97 - Step 4: Simplify right side
88,447.93x = 5,878,555,901.55 - Step 5: Solve for x
x = 5,878,555,901.55/88,447.93 - Step 6: Final answer
x = 66,463.47
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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.