Finding the Fourth Proportional to 152,863.24, 227,745.21 and 145,334.68
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Solution
The fourth proportional to 152,863.24, 227,745.21 and 145,334.68 is: 216,528.69
Step by Step Solution
- Step 1: Write the proportion equation
152,863.24 : 227,745.21 = 145,334.68 : x - Step 2: Convert to fraction form
152,863.24/227,745.21 = 145,334.68/x - Step 3: Cross multiply
152,863.24x = 227,745.21 × 145,334.68 - Step 4: Simplify right side
152,863.24x = 33,099,277,216.88 - Step 5: Solve for x
x = 33,099,277,216.88/152,863.24 - Step 6: Final answer
x = 216,528.69
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.