Finding the Fourth Proportional to 117,425.16, 176,170.75 and 38,594.75
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Solution
The fourth proportional to 117,425.16, 176,170.75 and 38,594.75 is: 57,902.97
Step by Step Solution
- Step 1: Write the proportion equation
117,425.16 : 176,170.75 = 38,594.75 : x - Step 2: Convert to fraction form
117,425.16/176,170.75 = 38,594.75/x - Step 3: Cross multiply
117,425.16x = 176,170.75 × 38,594.75 - Step 4: Simplify right side
117,425.16x = 6,799,265,076.22 - Step 5: Solve for x
x = 6,799,265,076.22/117,425.16 - Step 6: Final answer
x = 57,902.97
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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.