Finding the Fourth Proportional to 192,898.96, 266,197.67 and 106,857.68
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Solution
The fourth proportional to 192,898.96, 266,197.67 and 106,857.68 is: 147,461.99
Step by Step Solution
- Step 1: Write the proportion equation
192,898.96 : 266,197.67 = 106,857.68 : x - Step 2: Convert to fraction form
192,898.96/266,197.67 = 106,857.68/x - Step 3: Cross multiply
192,898.96x = 266,197.67 × 106,857.68 - Step 4: Simplify right side
192,898.96x = 28,445,263,973.05 - Step 5: Solve for x
x = 28,445,263,973.05/192,898.96 - Step 6: Final answer
x = 147,461.99
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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.