Finding the Fourth Proportional to 248,782.99, 373,067.87 and 115,649.36
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Solution
The fourth proportional to 248,782.99, 373,067.87 and 115,649.36 is: 173,424.48
Step by Step Solution
- Step 1: Write the proportion equation
248,782.99 : 373,067.87 = 115,649.36 : x - Step 2: Convert to fraction form
248,782.99/373,067.87 = 115,649.36/x - Step 3: Cross multiply
248,782.99x = 373,067.87 × 115,649.36 - Step 4: Simplify right side
248,782.99x = 43,145,060,756.49 - Step 5: Solve for x
x = 43,145,060,756.49/248,782.99 - Step 6: Final answer
x = 173,424.48
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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.