Finding the Fourth Proportional to 75,180.96, 112,718.08 and 37,714.08
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Solution
The fourth proportional to 75,180.96, 112,718.08 and 37,714.08 is: 56,544.35
Step by Step Solution
- Step 1: Write the proportion equation
75,180.96 : 112,718.08 = 37,714.08 : x - Step 2: Convert to fraction form
75,180.96/112,718.08 = 37,714.08/x - Step 3: Cross multiply
75,180.96x = 112,718.08 × 37,714.08 - Step 4: Simplify right side
75,180.96x = 4,251,058,686.57 - Step 5: Solve for x
x = 4,251,058,686.57/75,180.96 - Step 6: Final answer
x = 56,544.35
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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.