Finding the Fourth Proportional to 110,395.46, 164,744.21 and 109,763.97
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Solution
The fourth proportional to 110,395.46, 164,744.21 and 109,763.97 is: 163,801.82
Step by Step Solution
- Step 1: Write the proportion equation
110,395.46 : 164,744.21 = 109,763.97 : x - Step 2: Convert to fraction form
110,395.46/164,744.21 = 109,763.97/x - Step 3: Cross multiply
110,395.46x = 164,744.21 × 109,763.97 - Step 4: Simplify right side
110,395.46x = 18,082,977,563.31 - Step 5: Solve for x
x = 18,082,977,563.31/110,395.46 - Step 6: Final answer
x = 163,801.82
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.