Finding the Fourth Proportional to 261,909.70, 392,893.35 and 95,733.70
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Solution
The fourth proportional to 261,909.70, 392,893.35 and 95,733.70 is: 143,611.08
Step by Step Solution
- Step 1: Write the proportion equation
261,909.70 : 392,893.35 = 95,733.70 : x - Step 2: Convert to fraction form
261,909.70/392,893.35 = 95,733.70/x - Step 3: Cross multiply
261,909.70x = 392,893.35 × 95,733.70 - Step 4: Simplify right side
261,909.70x = 37,613,134,100.90 - Step 5: Solve for x
x = 37,613,134,100.90/261,909.70 - Step 6: Final answer
x = 143,611.08
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.