Finding the Fourth Proportional to 247,558.84, 341,629.92 and 134,381.59
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Solution
The fourth proportional to 247,558.84, 341,629.92 and 134,381.59 is: 185,445.90
Step by Step Solution
- Step 1: Write the proportion equation
247,558.84 : 341,629.92 = 134,381.59 : x - Step 2: Convert to fraction form
247,558.84/341,629.92 = 134,381.59/x - Step 3: Cross multiply
247,558.84x = 341,629.92 × 134,381.59 - Step 4: Simplify right side
247,558.84x = 45,908,770,987.10 - Step 5: Solve for x
x = 45,908,770,987.10/247,558.84 - Step 6: Final answer
x = 185,445.90
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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.