Finding the Fourth Proportional to 88,627.65, 132,958.76 and 28,670.99
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Solution
The fourth proportional to 88,627.65, 132,958.76 and 28,670.99 is: 43,012.08
Step by Step Solution
- Step 1: Write the proportion equation
88,627.65 : 132,958.76 = 28,670.99 : x - Step 2: Convert to fraction form
88,627.65/132,958.76 = 28,670.99/x - Step 3: Cross multiply
88,627.65x = 132,958.76 × 28,670.99 - Step 4: Simplify right side
88,627.65x = 3,812,059,682.45 - Step 5: Solve for x
x = 3,812,059,682.45/88,627.65 - Step 6: Final answer
x = 43,012.08
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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.