Finding the Fourth Proportional to 75,256.09, 112,853.35 and 32,563.92
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Solution
The fourth proportional to 75,256.09, 112,853.35 and 32,563.92 is: 48,832.57
Step by Step Solution
- Step 1: Write the proportion equation
75,256.09 : 112,853.35 = 32,563.92 : x - Step 2: Convert to fraction form
75,256.09/112,853.35 = 32,563.92/x - Step 3: Cross multiply
75,256.09x = 112,853.35 × 32,563.92 - Step 4: Simplify right side
75,256.09x = 3,674,947,925.04 - Step 5: Solve for x
x = 3,674,947,925.04/75,256.09 - Step 6: Final answer
x = 48,832.57
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1.5x scale
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.