Finding the Fourth Proportional to 202,886.20, 304,329.30 and 97,679.80
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Solution
The fourth proportional to 202,886.20, 304,329.30 and 97,679.80 is: 146,519.70
Step by Step Solution
- Step 1: Write the proportion equation
202,886.20 : 304,329.30 = 97,679.80 : x - Step 2: Convert to fraction form
202,886.20/304,329.30 = 97,679.80/x - Step 3: Cross multiply
202,886.20x = 304,329.30 × 97,679.80 - Step 4: Simplify right side
202,886.20x = 29,726,825,158.14 - Step 5: Solve for x
x = 29,726,825,158.14/202,886.20 - Step 6: Final answer
x = 146,519.70
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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.