Finding the Fourth Proportional to 230,677.32, 318,335.01 and 135,183.94
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Solution
The fourth proportional to 230,677.32, 318,335.01 and 135,183.94 is: 186,554.02
Step by Step Solution
- Step 1: Write the proportion equation
230,677.32 : 318,335.01 = 135,183.94 : x - Step 2: Convert to fraction form
230,677.32/318,335.01 = 135,183.94/x - Step 3: Cross multiply
230,677.32x = 318,335.01 × 135,183.94 - Step 4: Simplify right side
230,677.32x = 43,033,780,349.37 - Step 5: Solve for x
x = 43,033,780,349.37/230,677.32 - Step 6: Final answer
x = 186,554.02
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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.