Finding the Fourth Proportional to 179,014.68, 247,077.99 and 113,561.28
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Solution
The fourth proportional to 179,014.68, 247,077.99 and 113,561.28 is: 156,738.50
Step by Step Solution
- Step 1: Write the proportion equation
179,014.68 : 247,077.99 = 113,561.28 : x - Step 2: Convert to fraction form
179,014.68/247,077.99 = 113,561.28/x - Step 3: Cross multiply
179,014.68x = 247,077.99 × 113,561.28 - Step 4: Simplify right side
179,014.68x = 28,058,492,804.23 - Step 5: Solve for x
x = 28,058,492,804.23/179,014.68 - Step 6: Final answer
x = 156,738.50
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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.