Finding the Fourth Proportional to 107,284.87, 160,956.35 and 32,407.45
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Solution
The fourth proportional to 107,284.87, 160,956.35 and 32,407.45 is: 48,619.95
Step by Step Solution
- Step 1: Write the proportion equation
107,284.87 : 160,956.35 = 32,407.45 : x - Step 2: Convert to fraction form
107,284.87/160,956.35 = 32,407.45/x - Step 3: Cross multiply
107,284.87x = 160,956.35 × 32,407.45 - Step 4: Simplify right side
107,284.87x = 5,216,184,702.77 - Step 5: Solve for x
x = 5,216,184,702.77/107,284.87 - Step 6: Final answer
x = 48,619.95
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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.