Finding the Fourth Proportional to 226,989.54, 340,509.02 and 84,902.99
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Solution
The fourth proportional to 226,989.54, 340,509.02 and 84,902.99 is: 127,363.72
Step by Step Solution
- Step 1: Write the proportion equation
226,989.54 : 340,509.02 = 84,902.99 : x - Step 2: Convert to fraction form
226,989.54/340,509.02 = 84,902.99/x - Step 3: Cross multiply
226,989.54x = 340,509.02 × 84,902.99 - Step 4: Simplify right side
226,989.54x = 28,910,231,792.91 - Step 5: Solve for x
x = 28,910,231,792.91/226,989.54 - Step 6: Final answer
x = 127,363.72
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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.