Finding the Fourth Proportional to 94,149.64, 129,929.18 and 51,710.92
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Solution
The fourth proportional to 94,149.64, 129,929.18 and 51,710.92 is: 71,362.54
Step by Step Solution
- Step 1: Write the proportion equation
94,149.64 : 129,929.18 = 51,710.92 : x - Step 2: Convert to fraction form
94,149.64/129,929.18 = 51,710.92/x - Step 3: Cross multiply
94,149.64x = 129,929.18 × 51,710.92 - Step 4: Simplify right side
94,149.64x = 6,718,757,432.65 - Step 5: Solve for x
x = 6,718,757,432.65/94,149.64 - Step 6: Final answer
x = 71,362.54
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.