Finding the Fourth Proportional to 251,224.24, 346,708.74 and 143,827.96
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Solution
The fourth proportional to 251,224.24, 346,708.74 and 143,827.96 is: 198,493.63
Step by Step Solution
- Step 1: Write the proportion equation
251,224.24 : 346,708.74 = 143,827.96 : x - Step 2: Convert to fraction form
251,224.24/346,708.74 = 143,827.96/x - Step 3: Cross multiply
251,224.24x = 346,708.74 × 143,827.96 - Step 4: Simplify right side
251,224.24x = 49,866,410,788.37 - Step 5: Solve for x
x = 49,866,410,788.37/251,224.24 - Step 6: Final answer
x = 198,493.63
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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.