Finding the Fourth Proportional to 247,515.32, 341,575.10 and 134,338.07
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Solution
The fourth proportional to 247,515.32, 341,575.10 and 134,338.07 is: 185,388.69
Step by Step Solution
- Step 1: Write the proportion equation
247,515.32 : 341,575.10 = 134,338.07 : x - Step 2: Convert to fraction form
247,515.32/341,575.10 = 134,338.07/x - Step 3: Cross multiply
247,515.32x = 341,575.10 × 134,338.07 - Step 4: Simplify right side
247,515.32x = 45,886,539,694.06 - Step 5: Solve for x
x = 45,886,539,694.06/247,515.32 - Step 6: Final answer
x = 185,388.69
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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.