Finding the Fourth Proportional to 194,049.18, 291,053.28 and 51,908.79
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Solution
The fourth proportional to 194,049.18, 291,053.28 and 51,908.79 is: 77,857.70
Step by Step Solution
- Step 1: Write the proportion equation
194,049.18 : 291,053.28 = 51,908.79 : x - Step 2: Convert to fraction form
194,049.18/291,053.28 = 51,908.79/x - Step 3: Cross multiply
194,049.18x = 291,053.28 × 51,908.79 - Step 4: Simplify right side
194,049.18x = 15,108,223,590.33 - Step 5: Solve for x
x = 15,108,223,590.33/194,049.18 - Step 6: Final answer
x = 77,857.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.