Finding the Fourth Proportional to 207,334.41, 286,148.97 and 116,707.97
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Solution
The fourth proportional to 207,334.41, 286,148.97 and 116,707.97 is: 161,072.46
Step by Step Solution
- Step 1: Write the proportion equation
207,334.41 : 286,148.97 = 116,707.97 : x - Step 2: Convert to fraction form
207,334.41/286,148.97 = 116,707.97/x - Step 3: Cross multiply
207,334.41x = 286,148.97 × 116,707.97 - Step 4: Simplify right side
207,334.41x = 33,395,863,975.55 - Step 5: Solve for x
x = 33,395,863,975.55/207,334.41 - Step 6: Final answer
x = 161,072.46
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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.