Finding the Fourth Proportional to 178,185.60, 245,902.26 and 97,613.12
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Solution
The fourth proportional to 178,185.60, 245,902.26 and 97,613.12 is: 134,709.46
Step by Step Solution
- Step 1: Write the proportion equation
178,185.60 : 245,902.26 = 97,613.12 : x - Step 2: Convert to fraction form
178,185.60/245,902.26 = 97,613.12/x - Step 3: Cross multiply
178,185.60x = 245,902.26 × 97,613.12 - Step 4: Simplify right side
178,185.60x = 24,003,285,584.14 - Step 5: Solve for x
x = 24,003,285,584.14/178,185.60 - Step 6: Final answer
x = 134,709.46
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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.