Finding the Fourth Proportional to 192,791.98, 266,052.84 and 107,909.02
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Solution
The fourth proportional to 192,791.98, 266,052.84 and 107,909.02 is: 148,914.40
Step by Step Solution
- Step 1: Write the proportion equation
192,791.98 : 266,052.84 = 107,909.02 : x - Step 2: Convert to fraction form
192,791.98/266,052.84 = 107,909.02/x - Step 3: Cross multiply
192,791.98x = 266,052.84 × 107,909.02 - Step 4: Simplify right side
192,791.98x = 28,709,501,232.62 - Step 5: Solve for x
x = 28,709,501,232.62/192,791.98 - Step 6: Final answer
x = 148,914.40
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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.