Finding the Fourth Proportional to 187,533.54, 258,797.88 and 106,965.14
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Solution
The fourth proportional to 187,533.54, 258,797.88 and 106,965.14 is: 147,612.80
Step by Step Solution
- Step 1: Write the proportion equation
187,533.54 : 258,797.88 = 106,965.14 : x - Step 2: Convert to fraction form
187,533.54/258,797.88 = 106,965.14/x - Step 3: Cross multiply
187,533.54x = 258,797.88 × 106,965.14 - Step 4: Simplify right side
187,533.54x = 27,682,350,171.91 - Step 5: Solve for x
x = 27,682,350,171.91/187,533.54 - Step 6: Final answer
x = 147,612.80
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1.5x scale
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.