Finding the Fourth Proportional to 178,463.76, 246,286.88 and 97,894.68
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Solution
The fourth proportional to 178,463.76, 246,286.88 and 97,894.68 is: 135,098.44
Step by Step Solution
- Step 1: Write the proportion equation
178,463.76 : 246,286.88 = 97,894.68 : x - Step 2: Convert to fraction form
178,463.76/246,286.88 = 97,894.68/x - Step 3: Cross multiply
178,463.76x = 246,286.88 × 97,894.68 - Step 4: Simplify right side
178,463.76x = 24,110,175,305.80 - Step 5: Solve for x
x = 24,110,175,305.80/178,463.76 - Step 6: Final answer
x = 135,098.44
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1.5x scale
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.