Finding the Fourth Proportional to 247,818.15, 341,984.84 and 134,640.09
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Solution
The fourth proportional to 247,818.15, 341,984.84 and 134,640.09 is: 185,801.04
Step by Step Solution
- Step 1: Write the proportion equation
247,818.15 : 341,984.84 = 134,640.09 : x - Step 2: Convert to fraction form
247,818.15/341,984.84 = 134,640.09/x - Step 3: Cross multiply
247,818.15x = 341,984.84 × 134,640.09 - Step 4: Simplify right side
247,818.15x = 46,044,868,963.04 - Step 5: Solve for x
x = 46,044,868,963.04/247,818.15 - Step 6: Final answer
x = 185,801.04
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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.