Finding the Fourth Proportional to 150,959.18, 226,116.36 and 115,021.10
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Solution
The fourth proportional to 150,959.18, 226,116.36 and 115,021.10 is: 172,285.99
Step by Step Solution
- Step 1: Write the proportion equation
150,959.18 : 226,116.36 = 115,021.10 : x - Step 2: Convert to fraction form
150,959.18/226,116.36 = 115,021.10/x - Step 3: Cross multiply
150,959.18x = 226,116.36 × 115,021.10 - Step 4: Simplify right side
150,959.18x = 26,008,152,455.20 - Step 5: Solve for x
x = 26,008,152,455.20/150,959.18 - Step 6: Final answer
x = 172,285.99
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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.