Finding the Fourth Proportional to 129,862.80, 182,332.80 and 129,862.80
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Solution
The fourth proportional to 129,862.80, 182,332.80 and 129,862.80 is: 182,332.80
Step by Step Solution
- Step 1: Write the proportion equation
129,862.80 : 182,332.80 = 129,862.80 : x - Step 2: Convert to fraction form
129,862.80/182,332.80 = 129,862.80/x - Step 3: Cross multiply
129,862.80x = 182,332.80 × 129,862.80 - Step 4: Simplify right side
129,862.80x = 23,678,247,939.84 - Step 5: Solve for x
x = 23,678,247,939.84/129,862.80 - Step 6: Final answer
x = 182,332.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.