Finding the Fourth Proportional to 173,711.25, 239,728.01 and 98,258.13
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Solution
The fourth proportional to 173,711.25, 239,728.01 and 98,258.13 is: 135,599.88
Step by Step Solution
- Step 1: Write the proportion equation
173,711.25 : 239,728.01 = 98,258.13 : x - Step 2: Convert to fraction form
173,711.25/239,728.01 = 98,258.13/x - Step 3: Cross multiply
173,711.25x = 239,728.01 × 98,258.13 - Step 4: Simplify right side
173,711.25x = 23,555,225,479.93 - Step 5: Solve for x
x = 23,555,225,479.93/173,711.25 - Step 6: Final answer
x = 135,599.88
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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.