Finding the Fourth Proportional to 193,434.01, 266,939.08 and 108,551.07
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Solution
The fourth proportional to 193,434.01, 266,939.08 and 108,551.07 is: 149,800.56
Step by Step Solution
- Step 1: Write the proportion equation
193,434.01 : 266,939.08 = 108,551.07 : x - Step 2: Convert to fraction form
193,434.01/266,939.08 = 108,551.07/x - Step 3: Cross multiply
193,434.01x = 266,939.08 × 108,551.07 - Step 4: Simplify right side
193,434.01x = 28,976,522,487.44 - Step 5: Solve for x
x = 28,976,522,487.44/193,434.01 - Step 6: Final answer
x = 149,800.56
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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.