Finding the Fourth Proportional to 69,049.80, 103,576.86 and 22,303.08
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Solution
The fourth proportional to 69,049.80, 103,576.86 and 22,303.08 is: 33,455.32
Step by Step Solution
- Step 1: Write the proportion equation
69,049.80 : 103,576.86 = 22,303.08 : x - Step 2: Convert to fraction form
69,049.80/103,576.86 = 22,303.08/x - Step 3: Cross multiply
69,049.80x = 103,576.86 × 22,303.08 - Step 4: Simplify right side
69,049.80x = 2,310,082,994.73 - Step 5: Solve for x
x = 2,310,082,994.73/69,049.80 - Step 6: Final answer
x = 33,455.32
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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.