Finding the Fourth Proportional to 164,442.22, 226,930.99 and 88,990.74
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Solution
The fourth proportional to 164,442.22, 226,930.99 and 88,990.74 is: 122,807.61
Step by Step Solution
- Step 1: Write the proportion equation
164,442.22 : 226,930.99 = 88,990.74 : x - Step 2: Convert to fraction form
164,442.22/226,930.99 = 88,990.74/x - Step 3: Cross multiply
164,442.22x = 226,930.99 × 88,990.74 - Step 4: Simplify right side
164,442.22x = 20,194,756,729.03 - Step 5: Solve for x
x = 20,194,756,729.03/164,442.22 - Step 6: Final answer
x = 122,807.61
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.