Finding the Fourth Proportional to 198,204.17, 273,521.93 and 107,560.13
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Solution
The fourth proportional to 198,204.17, 273,521.93 and 107,560.13 is: 148,433.07
Step by Step Solution
- Step 1: Write the proportion equation
198,204.17 : 273,521.93 = 107,560.13 : x - Step 2: Convert to fraction form
198,204.17/273,521.93 = 107,560.13/x - Step 3: Cross multiply
198,204.17x = 273,521.93 × 107,560.13 - Step 4: Simplify right side
198,204.17x = 29,420,054,348.65 - Step 5: Solve for x
x = 29,420,054,348.65/198,204.17 - Step 6: Final answer
x = 148,433.07
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1.5x scale
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.