Finding the Fourth Proportional to 252,390.52, 348,317.58 and 144,965.08
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Solution
The fourth proportional to 252,390.52, 348,317.58 and 144,965.08 is: 200,062.53
Step by Step Solution
- Step 1: Write the proportion equation
252,390.52 : 348,317.58 = 144,965.08 : x - Step 2: Convert to fraction form
252,390.52/348,317.58 = 144,965.08/x - Step 3: Cross multiply
252,390.52x = 348,317.58 × 144,965.08 - Step 4: Simplify right side
252,390.52x = 50,493,885,850.11 - Step 5: Solve for x
x = 50,493,885,850.11/252,390.52 - Step 6: Final answer
x = 200,062.53
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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.