Finding the Fourth Proportional to 252,202.96, 348,039.96 and 139,027.60
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Solution
The fourth proportional to 252,202.96, 348,039.96 and 139,027.60 is: 191,858.02
Step by Step Solution
- Step 1: Write the proportion equation
252,202.96 : 348,039.96 = 139,027.60 : x - Step 2: Convert to fraction form
252,202.96/348,039.96 = 139,027.60/x - Step 3: Cross multiply
252,202.96x = 348,039.96 × 139,027.60 - Step 4: Simplify right side
252,202.96x = 48,387,160,342.90 - Step 5: Solve for x
x = 48,387,160,342.90/252,202.96 - Step 6: Final answer
x = 191,858.02
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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.