Finding the Fourth Proportional to 216,800.58, 325,231.52 and 67,053.99
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Solution
The fourth proportional to 216,800.58, 325,231.52 and 67,053.99 is: 100,590.46
Step by Step Solution
- Step 1: Write the proportion equation
216,800.58 : 325,231.52 = 67,053.99 : x - Step 2: Convert to fraction form
216,800.58/325,231.52 = 67,053.99/x - Step 3: Cross multiply
216,800.58x = 325,231.52 × 67,053.99 - Step 4: Simplify right side
216,800.58x = 21,808,070,754.49 - Step 5: Solve for x
x = 21,808,070,754.49/216,800.58 - Step 6: Final answer
x = 100,590.46
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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.