Finding the Fourth Proportional to 83,463.04, 125,107.08 and 30,838.96
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Solution
The fourth proportional to 83,463.04, 125,107.08 and 30,838.96 is: 46,226.12
Step by Step Solution
- Step 1: Write the proportion equation
83,463.04 : 125,107.08 = 30,838.96 : x - Step 2: Convert to fraction form
83,463.04/125,107.08 = 30,838.96/x - Step 3: Cross multiply
83,463.04x = 125,107.08 × 30,838.96 - Step 4: Simplify right side
83,463.04x = 3,858,172,235.84 - Step 5: Solve for x
x = 3,858,172,235.84/83,463.04 - Step 6: Final answer
x = 46,226.12
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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.