Finding the Fourth Proportional to 219,967.18, 303,554.70 and 119,365.18
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Solution
The fourth proportional to 219,967.18, 303,554.70 and 119,365.18 is: 164,723.94
Step by Step Solution
- Step 1: Write the proportion equation
219,967.18 : 303,554.70 = 119,365.18 : x - Step 2: Convert to fraction form
219,967.18/303,554.70 = 119,365.18/x - Step 3: Cross multiply
219,967.18x = 303,554.70 × 119,365.18 - Step 4: Simplify right side
219,967.18x = 36,233,860,646.46 - Step 5: Solve for x
x = 36,233,860,646.46/219,967.18 - Step 6: Final answer
x = 164,723.94
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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.