Finding the Fourth Proportional to 142,851.90, 214,350.75 and 58,676.70
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Solution
The fourth proportional to 142,851.90, 214,350.75 and 58,676.70 is: 88,044.99
Step by Step Solution
- Step 1: Write the proportion equation
142,851.90 : 214,350.75 = 58,676.70 : x - Step 2: Convert to fraction form
142,851.90/214,350.75 = 58,676.70/x - Step 3: Cross multiply
142,851.90x = 214,350.75 × 58,676.70 - Step 4: Simplify right side
142,851.90x = 12,577,394,652.53 - Step 5: Solve for x
x = 12,577,394,652.53/142,851.90 - Step 6: Final answer
x = 88,044.99
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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.