Finding the Fourth Proportional to 150,230.64, 207,318.35 and 82,252.02
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Solution
The fourth proportional to 150,230.64, 207,318.35 and 82,252.02 is: 113,507.82
Step by Step Solution
- Step 1: Write the proportion equation
150,230.64 : 207,318.35 = 82,252.02 : x - Step 2: Convert to fraction form
150,230.64/207,318.35 = 82,252.02/x - Step 3: Cross multiply
150,230.64x = 207,318.35 × 82,252.02 - Step 4: Simplify right side
150,230.64x = 17,052,352,659.31 - Step 5: Solve for x
x = 17,052,352,659.31/150,230.64 - Step 6: Final answer
x = 113,507.82
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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.