Finding the Fourth Proportional to 186,133.22, 278,495.28 and 110,272.49
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Solution
The fourth proportional to 186,133.22, 278,495.28 and 110,272.49 is: 164,991.33
Step by Step Solution
- Step 1: Write the proportion equation
186,133.22 : 278,495.28 = 110,272.49 : x - Step 2: Convert to fraction form
186,133.22/278,495.28 = 110,272.49/x - Step 3: Cross multiply
186,133.22x = 278,495.28 × 110,272.49 - Step 4: Simplify right side
186,133.22x = 30,710,368,675.09 - Step 5: Solve for x
x = 30,710,368,675.09/186,133.22 - Step 6: Final answer
x = 164,991.33
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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.