Finding the Fourth Proportional to 110,556.06, 152,571.44 and 62,817.49
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Solution
The fourth proportional to 110,556.06, 152,571.44 and 62,817.49 is: 86,690.45
Step by Step Solution
- Step 1: Write the proportion equation
110,556.06 : 152,571.44 = 62,817.49 : x - Step 2: Convert to fraction form
110,556.06/152,571.44 = 62,817.49/x - Step 3: Cross multiply
110,556.06x = 152,571.44 × 62,817.49 - Step 4: Simplify right side
110,556.06x = 9,584,154,906.49 - Step 5: Solve for x
x = 9,584,154,906.49/110,556.06 - Step 6: Final answer
x = 86,690.45
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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.