Finding the Fourth Proportional to 135,506.82, 203,260.35 and 56,578.02
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Solution
The fourth proportional to 135,506.82, 203,260.35 and 56,578.02 is: 84,867.08
Step by Step Solution
- Step 1: Write the proportion equation
135,506.82 : 203,260.35 = 56,578.02 : x - Step 2: Convert to fraction form
135,506.82/203,260.35 = 56,578.02/x - Step 3: Cross multiply
135,506.82x = 203,260.35 × 56,578.02 - Step 4: Simplify right side
135,506.82x = 11,500,068,147.51 - Step 5: Solve for x
x = 11,500,068,147.51/135,506.82 - Step 6: Final answer
x = 84,867.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.