Finding the Fourth Proportional to 88,509.20, 132,776.85 and 32,336.18
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Solution
The fourth proportional to 88,509.20, 132,776.85 and 32,336.18 is: 48,509.03
Step by Step Solution
- Step 1: Write the proportion equation
88,509.20 : 132,776.85 = 32,336.18 : x - Step 2: Convert to fraction form
88,509.20/132,776.85 = 32,336.18/x - Step 3: Cross multiply
88,509.20x = 132,776.85 × 32,336.18 - Step 4: Simplify right side
88,509.20x = 4,293,495,457.55 - Step 5: Solve for x
x = 4,293,495,457.55/88,509.20 - Step 6: Final answer
x = 48,509.03
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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.