Finding the Fourth Proportional to 177,806.64, 245,257.56 and 114,043.44
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Solution
The fourth proportional to 177,806.64, 245,257.56 and 114,043.44 is: 157,305.80
Step by Step Solution
- Step 1: Write the proportion equation
177,806.64 : 245,257.56 = 114,043.44 : x - Step 2: Convert to fraction form
177,806.64/245,257.56 = 114,043.44/x - Step 3: Cross multiply
177,806.64x = 245,257.56 × 114,043.44 - Step 4: Simplify right side
177,806.64x = 27,970,015,828.41 - Step 5: Solve for x
x = 27,970,015,828.41/177,806.64 - Step 6: Final answer
x = 157,305.80
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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.