Finding the Fourth Proportional to 207,594.43, 286,181.71 and 147,874.75
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Solution
The fourth proportional to 207,594.43, 286,181.71 and 147,874.75 is: 203,854.45
Step by Step Solution
- Step 1: Write the proportion equation
207,594.43 : 286,181.71 = 147,874.75 : x - Step 2: Convert to fraction form
207,594.43/286,181.71 = 147,874.75/x - Step 3: Cross multiply
207,594.43x = 286,181.71 × 147,874.75 - Step 4: Simplify right side
207,594.43x = 42,319,048,820.82 - Step 5: Solve for x
x = 42,319,048,820.82/207,594.43 - Step 6: Final answer
x = 203,854.45
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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.