Finding the Fourth Proportional to 183,629.47, 253,448.18 and 140,134.99
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Solution
The fourth proportional to 183,629.47, 253,448.18 and 140,134.99 is: 193,416.44
Step by Step Solution
- Step 1: Write the proportion equation
183,629.47 : 253,448.18 = 140,134.99 : x - Step 2: Convert to fraction form
183,629.47/253,448.18 = 140,134.99/x - Step 3: Cross multiply
183,629.47x = 253,448.18 × 140,134.99 - Step 4: Simplify right side
183,629.47x = 35,516,958,169.82 - Step 5: Solve for x
x = 35,516,958,169.82/183,629.47 - Step 6: Final answer
x = 193,416.44
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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.