Finding the Fourth Proportional to 83,967.05, 125,935.53 and 36,555.62
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Solution
The fourth proportional to 83,967.05, 125,935.53 and 36,555.62 is: 54,826.88
Step by Step Solution
- Step 1: Write the proportion equation
83,967.05 : 125,935.53 = 36,555.62 : x - Step 2: Convert to fraction form
83,967.05/125,935.53 = 36,555.62/x - Step 3: Cross multiply
83,967.05x = 125,935.53 × 36,555.62 - Step 4: Simplify right side
83,967.05x = 4,603,651,379.18 - Step 5: Solve for x
x = 4,603,651,379.18/83,967.05 - Step 6: Final answer
x = 54,826.88
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1.5x scale
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.