Finding the Fourth Proportional to 83,710.99, 125,565.72 and 33,755.71
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Solution
The fourth proportional to 83,710.99, 125,565.72 and 33,755.71 is: 50,633.26
Step by Step Solution
- Step 1: Write the proportion equation
83,710.99 : 125,565.72 = 33,755.71 : x - Step 2: Convert to fraction form
83,710.99/125,565.72 = 33,755.71/x - Step 3: Cross multiply
83,710.99x = 125,565.72 × 33,755.71 - Step 4: Simplify right side
83,710.99x = 4,238,560,250.51 - Step 5: Solve for x
x = 4,238,560,250.51/83,710.99 - Step 6: Final answer
x = 50,633.26
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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.