Finding the Fourth Proportional to 202,675.76, 304,075.16 and 107,889.80
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Solution
The fourth proportional to 202,675.76, 304,075.16 and 107,889.80 is: 161,867.45
Step by Step Solution
- Step 1: Write the proportion equation
202,675.76 : 304,075.16 = 107,889.80 : x - Step 2: Convert to fraction form
202,675.76/304,075.16 = 107,889.80/x - Step 3: Cross multiply
202,675.76x = 304,075.16 × 107,889.80 - Step 4: Simplify right side
202,675.76x = 32,806,608,197.37 - Step 5: Solve for x
x = 32,806,608,197.37/202,675.76 - Step 6: Final answer
x = 161,867.45
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1.5x scale
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.