Finding the Fourth Proportional to 183,754.58, 253,563.67 and 103,163.63
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Solution
The fourth proportional to 183,754.58, 253,563.67 and 103,163.63 is: 142,355.90
Step by Step Solution
- Step 1: Write the proportion equation
183,754.58 : 253,563.67 = 103,163.63 : x - Step 2: Convert to fraction form
183,754.58/253,563.67 = 103,163.63/x - Step 3: Cross multiply
183,754.58x = 253,563.67 × 103,163.63 - Step 4: Simplify right side
183,754.58x = 26,158,548,633.32 - Step 5: Solve for x
x = 26,158,548,633.32/183,754.58 - Step 6: Final answer
x = 142,355.90
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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.