Finding the Fourth Proportional to 151,406.70, 227,000.70 and 84,867.23
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Solution
The fourth proportional to 151,406.70, 227,000.70 and 84,867.23 is: 127,239.55
Step by Step Solution
- Step 1: Write the proportion equation
151,406.70 : 227,000.70 = 84,867.23 : x - Step 2: Convert to fraction form
151,406.70/227,000.70 = 84,867.23/x - Step 3: Cross multiply
151,406.70x = 227,000.70 × 84,867.23 - Step 4: Simplify right side
151,406.70x = 19,264,920,617.06 - Step 5: Solve for x
x = 19,264,920,617.06/151,406.70 - Step 6: Final answer
x = 127,239.55
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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.