Finding the Fourth Proportional to 92,528.17, 138,834.51 and 50,344.99
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Solution
The fourth proportional to 92,528.17, 138,834.51 and 50,344.99 is: 75,540.47
Step by Step Solution
- Step 1: Write the proportion equation
92,528.17 : 138,834.51 = 50,344.99 : x - Step 2: Convert to fraction form
92,528.17/138,834.51 = 50,344.99/x - Step 3: Cross multiply
92,528.17x = 138,834.51 × 50,344.99 - Step 4: Simplify right side
92,528.17x = 6,989,621,481.72 - Step 5: Solve for x
x = 6,989,621,481.72/92,528.17 - Step 6: Final answer
x = 75,540.47
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1.5x scale
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.