Finding the Fourth Proportional to 192,011.14, 264,988.11 and 107,130.01
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Solution
The fourth proportional to 192,011.14, 264,988.11 and 107,130.01 is: 147,846.52
Step by Step Solution
- Step 1: Write the proportion equation
192,011.14 : 264,988.11 = 107,130.01 : x - Step 2: Convert to fraction form
192,011.14/264,988.11 = 107,130.01/x - Step 3: Cross multiply
192,011.14x = 264,988.11 × 107,130.01 - Step 4: Simplify right side
192,011.14x = 28,388,178,874.18 - Step 5: Solve for x
x = 28,388,178,874.18/192,011.14 - Step 6: Final answer
x = 147,846.52
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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.