Finding the Fourth Proportional to 220,386.24, 330,577.99 and 106,401.05
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Solution
The fourth proportional to 220,386.24, 330,577.99 and 106,401.05 is: 159,600.91
Step by Step Solution
- Step 1: Write the proportion equation
220,386.24 : 330,577.99 = 106,401.05 : x - Step 2: Convert to fraction form
220,386.24/330,577.99 = 106,401.05/x - Step 3: Cross multiply
220,386.24x = 330,577.99 × 106,401.05 - Step 4: Simplify right side
220,386.24x = 35,173,844,563.66 - Step 5: Solve for x
x = 35,173,844,563.66/220,386.24 - Step 6: Final answer
x = 159,600.91
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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.