Finding the Fourth Proportional to 115,995.08, 173,713.42 and 65,952.76
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Solution
The fourth proportional to 115,995.08, 173,713.42 and 65,952.76 is: 98,770.39
Step by Step Solution
- Step 1: Write the proportion equation
115,995.08 : 173,713.42 = 65,952.76 : x - Step 2: Convert to fraction form
115,995.08/173,713.42 = 65,952.76/x - Step 3: Cross multiply
115,995.08x = 173,713.42 × 65,952.76 - Step 4: Simplify right side
115,995.08x = 11,456,879,498.04 - Step 5: Solve for x
x = 11,456,879,498.04/115,995.08 - Step 6: Final answer
x = 98,770.39
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1.5x scale
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.