Finding the Fourth Proportional to 178,318.60, 246,104.87 and 110,357.44
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Solution
The fourth proportional to 178,318.60, 246,104.87 and 110,357.44 is: 152,308.86
Step by Step Solution
- Step 1: Write the proportion equation
178,318.60 : 246,104.87 = 110,357.44 : x - Step 2: Convert to fraction form
178,318.60/246,104.87 = 110,357.44/x - Step 3: Cross multiply
178,318.60x = 246,104.87 × 110,357.44 - Step 4: Simplify right side
178,318.60x = 27,159,502,257.68 - Step 5: Solve for x
x = 27,159,502,257.68/178,318.60 - Step 6: Final answer
x = 152,308.86
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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.