Finding the Fourth Proportional to 266,941.11, 400,132.71 and 89,301.99
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Solution
The fourth proportional to 266,941.11, 400,132.71 and 89,301.99 is: 133,859.66
Step by Step Solution
- Step 1: Write the proportion equation
266,941.11 : 400,132.71 = 89,301.99 : x - Step 2: Convert to fraction form
266,941.11/400,132.71 = 89,301.99/x - Step 3: Cross multiply
266,941.11x = 400,132.71 × 89,301.99 - Step 4: Simplify right side
266,941.11x = 35,732,647,267.09 - Step 5: Solve for x
x = 35,732,647,267.09/266,941.11 - Step 6: Final answer
x = 133,859.66
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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.