Finding the Fourth Proportional to 164,977.19, 246,442.27 and 119,638.66
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Solution
The fourth proportional to 164,977.19, 246,442.27 and 119,638.66 is: 178,715.75
Step by Step Solution
- Step 1: Write the proportion equation
164,977.19 : 246,442.27 = 119,638.66 : x - Step 2: Convert to fraction form
164,977.19/246,442.27 = 119,638.66/x - Step 3: Cross multiply
164,977.19x = 246,442.27 × 119,638.66 - Step 4: Simplify right side
164,977.19x = 29,484,021,717.95 - Step 5: Solve for x
x = 29,484,021,717.95/164,977.19 - Step 6: Final answer
x = 178,715.75
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.