Finding the Fourth Proportional to 219,704.06, 303,190.88 and 119,102.06
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Solution
The fourth proportional to 219,704.06, 303,190.88 and 119,102.06 is: 164,360.45
Step by Step Solution
- Step 1: Write the proportion equation
219,704.06 : 303,190.88 = 119,102.06 : x - Step 2: Convert to fraction form
219,704.06/303,190.88 = 119,102.06/x - Step 3: Cross multiply
219,704.06x = 303,190.88 × 119,102.06 - Step 4: Simplify right side
219,704.06x = 36,110,658,381.21 - Step 5: Solve for x
x = 36,110,658,381.21/219,704.06 - Step 6: Final answer
x = 164,360.45
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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.