Finding the Fourth Proportional to 159,104.51, 238,623.19 and 46,754.21
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Solution
The fourth proportional to 159,104.51, 238,623.19 and 46,754.21 is: 70,121.45
Step by Step Solution
- Step 1: Write the proportion equation
159,104.51 : 238,623.19 = 46,754.21 : x - Step 2: Convert to fraction form
159,104.51/238,623.19 = 46,754.21/x - Step 3: Cross multiply
159,104.51x = 238,623.19 × 46,754.21 - Step 4: Simplify right side
159,104.51x = 11,156,638,736.13 - Step 5: Solve for x
x = 11,156,638,736.13/159,104.51 - Step 6: Final answer
x = 70,121.45
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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.