Finding the Fourth Proportional to 268,627.08, 370,711.62 and 147,775.08
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Solution
The fourth proportional to 268,627.08, 370,711.62 and 147,775.08 is: 203,933.05
Step by Step Solution
- Step 1: Write the proportion equation
268,627.08 : 370,711.62 = 147,775.08 : x - Step 2: Convert to fraction form
268,627.08/370,711.62 = 147,775.08/x - Step 3: Cross multiply
268,627.08x = 370,711.62 × 147,775.08 - Step 4: Simplify right side
268,627.08x = 54,781,939,302.43 - Step 5: Solve for x
x = 54,781,939,302.43/268,627.08 - Step 6: Final answer
x = 203,933.05
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.