Finding the Fourth Proportional to 127,596.64, 176,075.86 and 73,877.84
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Solution
The fourth proportional to 127,596.64, 176,075.86 and 73,877.84 is: 101,947.07
Step by Step Solution
- Step 1: Write the proportion equation
127,596.64 : 176,075.86 = 73,877.84 : x - Step 2: Convert to fraction form
127,596.64/176,075.86 = 73,877.84/x - Step 3: Cross multiply
127,596.64x = 176,075.86 × 73,877.84 - Step 4: Simplify right side
127,596.64x = 13,008,104,212.94 - Step 5: Solve for x
x = 13,008,104,212.94/127,596.64 - Step 6: Final answer
x = 101,947.07
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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.