Finding the Fourth Proportional to 76,528.84, 114,837.74 and 32,152.20
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Solution
The fourth proportional to 76,528.84, 114,837.74 and 32,152.20 is: 48,246.99
Step by Step Solution
- Step 1: Write the proportion equation
76,528.84 : 114,837.74 = 32,152.20 : x - Step 2: Convert to fraction form
76,528.84/114,837.74 = 32,152.20/x - Step 3: Cross multiply
76,528.84x = 114,837.74 × 32,152.20 - Step 4: Simplify right side
76,528.84x = 3,692,285,984.03 - Step 5: Solve for x
x = 3,692,285,984.03/76,528.84 - Step 6: Final answer
x = 48,246.99
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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.