Finding the Fourth Proportional to 202,879.99, 304,260.50 and 76,429.00
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Solution
The fourth proportional to 202,879.99, 304,260.50 and 76,429.00 is: 114,621.09
Step by Step Solution
- Step 1: Write the proportion equation
202,879.99 : 304,260.50 = 76,429.00 : x - Step 2: Convert to fraction form
202,879.99/304,260.50 = 76,429.00/x - Step 3: Cross multiply
202,879.99x = 304,260.50 × 76,429.00 - Step 4: Simplify right side
202,879.99x = 23,254,326,325.90 - Step 5: Solve for x
x = 23,254,326,325.90/202,879.99 - Step 6: Final answer
x = 114,621.09
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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.