Finding the Fourth Proportional to 88,612.48, 122,287.53 and 48,327.94
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Solution
The fourth proportional to 88,612.48, 122,287.53 and 48,327.94 is: 66,693.82
Step by Step Solution
- Step 1: Write the proportion equation
88,612.48 : 122,287.53 = 48,327.94 : x - Step 2: Convert to fraction form
88,612.48/122,287.53 = 48,327.94/x - Step 3: Cross multiply
88,612.48x = 122,287.53 × 48,327.94 - Step 4: Simplify right side
88,612.48x = 5,909,904,412.59 - Step 5: Solve for x
x = 5,909,904,412.59/88,612.48 - Step 6: Final answer
x = 66,693.82
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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.