Finding the Fourth Proportional to 88,736.88, 122,457.26 and 48,451.53
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Solution
The fourth proportional to 88,736.88, 122,457.26 and 48,451.53 is: 66,863.31
Step by Step Solution
- Step 1: Write the proportion equation
88,736.88 : 122,457.26 = 48,451.53 : x - Step 2: Convert to fraction form
88,736.88/122,457.26 = 48,451.53/x - Step 3: Cross multiply
88,736.88x = 122,457.26 × 48,451.53 - Step 4: Simplify right side
88,736.88x = 5,933,241,727.74 - Step 5: Solve for x
x = 5,933,241,727.74/88,736.88 - Step 6: Final answer
x = 66,863.31
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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.