Finding the Fourth Proportional to 252,633.74, 348,634.53 and 145,224.70
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Solution
The fourth proportional to 252,633.74, 348,634.53 and 145,224.70 is: 200,410.07
Step by Step Solution
- Step 1: Write the proportion equation
252,633.74 : 348,634.53 = 145,224.70 : x - Step 2: Convert to fraction form
252,633.74/348,634.53 = 145,224.70/x - Step 3: Cross multiply
252,633.74x = 348,634.53 × 145,224.70 - Step 4: Simplify right side
252,633.74x = 50,630,344,157.30 - Step 5: Solve for x
x = 50,630,344,157.30/252,633.74 - Step 6: Final answer
x = 200,410.07
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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.