Finding the Fourth Proportional to 247,562.68, 341,692.68 and 157,043.56
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Solution
The fourth proportional to 247,562.68, 341,692.68 and 157,043.56 is: 216,755.75
Step by Step Solution
- Step 1: Write the proportion equation
247,562.68 : 341,692.68 = 157,043.56 : x - Step 2: Convert to fraction form
247,562.68/341,692.68 = 157,043.56/x - Step 3: Cross multiply
247,562.68x = 341,692.68 × 157,043.56 - Step 4: Simplify right side
247,562.68x = 53,660,634,893.14 - Step 5: Solve for x
x = 53,660,634,893.14/247,562.68 - Step 6: Final answer
x = 216,755.75
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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.