Finding the Fourth Proportional to 234,448.09, 351,934.58 and 155,716.09
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Solution
The fourth proportional to 234,448.09, 351,934.58 and 155,716.09 is: 233,748.44
Step by Step Solution
- Step 1: Write the proportion equation
234,448.09 : 351,934.58 = 155,716.09 : x - Step 2: Convert to fraction form
234,448.09/351,934.58 = 155,716.09/x - Step 3: Cross multiply
234,448.09x = 351,934.58 × 155,716.09 - Step 4: Simplify right side
234,448.09x = 54,801,875,954.81 - Step 5: Solve for x
x = 54,801,875,954.81/234,448.09 - Step 6: Final answer
x = 233,748.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.