Finding the Fourth Proportional to 178,514.34, 246,341.62 and 97,940.20
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Solution
The fourth proportional to 178,514.34, 246,341.62 and 97,940.20 is: 135,152.99
Step by Step Solution
- Step 1: Write the proportion equation
178,514.34 : 246,341.62 = 97,940.20 : x - Step 2: Convert to fraction form
178,514.34/246,341.62 = 97,940.20/x - Step 3: Cross multiply
178,514.34x = 246,341.62 × 97,940.20 - Step 4: Simplify right side
178,514.34x = 24,126,745,809.71 - Step 5: Solve for x
x = 24,126,745,809.71/178,514.34 - Step 6: Final answer
x = 135,152.99
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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.