Finding the Fourth Proportional to 220,800.39, 331,203.84 and 63,028.95
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Solution
The fourth proportional to 220,800.39, 331,203.84 and 63,028.95 is: 94,544.35
Step by Step Solution
- Step 1: Write the proportion equation
220,800.39 : 331,203.84 = 63,028.95 : x - Step 2: Convert to fraction form
220,800.39/331,203.84 = 63,028.95/x - Step 3: Cross multiply
220,800.39x = 331,203.84 × 63,028.95 - Step 4: Simplify right side
220,800.39x = 20,875,430,271.17 - Step 5: Solve for x
x = 20,875,430,271.17/220,800.39 - Step 6: Final answer
x = 94,544.35
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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.