Finding the Fourth Proportional to 158,324.20, 237,486.30 and 39,995.88
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Solution
The fourth proportional to 158,324.20, 237,486.30 and 39,995.88 is: 59,993.82
Step by Step Solution
- Step 1: Write the proportion equation
158,324.20 : 237,486.30 = 39,995.88 : x - Step 2: Convert to fraction form
158,324.20/237,486.30 = 39,995.88/x - Step 3: Cross multiply
158,324.20x = 237,486.30 × 39,995.88 - Step 4: Simplify right side
158,324.20x = 9,498,473,556.44 - Step 5: Solve for x
x = 9,498,473,556.44/158,324.20 - Step 6: Final answer
x = 59,993.82
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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.