Finding the Fourth Proportional to 178,809.30, 246,771.99 and 98,252.98
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Solution
The fourth proportional to 178,809.30, 246,771.99 and 98,252.98 is: 135,597.44
Step by Step Solution
- Step 1: Write the proportion equation
178,809.30 : 246,771.99 = 98,252.98 : x - Step 2: Convert to fraction form
178,809.30/246,771.99 = 98,252.98/x - Step 3: Cross multiply
178,809.30x = 246,771.99 × 98,252.98 - Step 4: Simplify right side
178,809.30x = 24,246,083,398.03 - Step 5: Solve for x
x = 24,246,083,398.03/178,809.30 - Step 6: Final answer
x = 135,597.44
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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.