Finding the Fourth Proportional to 190,844.40, 263,388.96 and 110,272.08
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Solution
The fourth proportional to 190,844.40, 263,388.96 and 110,272.08 is: 152,189.16
Step by Step Solution
- Step 1: Write the proportion equation
190,844.40 : 263,388.96 = 110,272.08 : x - Step 2: Convert to fraction form
190,844.40/263,388.96 = 110,272.08/x - Step 3: Cross multiply
190,844.40x = 263,388.96 × 110,272.08 - Step 4: Simplify right side
190,844.40x = 29,044,448,468.24 - Step 5: Solve for x
x = 29,044,448,468.24/190,844.40 - Step 6: Final answer
x = 152,189.16
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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.