Finding the Fourth Proportional to 202,548.83, 304,014.02 and 102,780.63
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Solution
The fourth proportional to 202,548.83, 304,014.02 and 102,780.63 is: 154,267.75
Step by Step Solution
- Step 1: Write the proportion equation
202,548.83 : 304,014.02 = 102,780.63 : x - Step 2: Convert to fraction form
202,548.83/304,014.02 = 102,780.63/x - Step 3: Cross multiply
202,548.83x = 304,014.02 × 102,780.63 - Step 4: Simplify right side
202,548.83x = 31,246,751,990.53 - Step 5: Solve for x
x = 31,246,751,990.53/202,548.83 - Step 6: Final answer
x = 154,267.75
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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.