Finding the Fourth Proportional to 173,609.84, 239,585.64 and 98,158.88
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Solution
The fourth proportional to 173,609.84, 239,585.64 and 98,158.88 is: 135,461.55
Step by Step Solution
- Step 1: Write the proportion equation
173,609.84 : 239,585.64 = 98,158.88 : x - Step 2: Convert to fraction form
173,609.84/239,585.64 = 98,158.88/x - Step 3: Cross multiply
173,609.84x = 239,585.64 × 98,158.88 - Step 4: Simplify right side
173,609.84x = 23,517,458,086.48 - Step 5: Solve for x
x = 23,517,458,086.48/173,609.84 - Step 6: Final answer
x = 135,461.55
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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.