Finding the Fourth Proportional to 205,750.99, 308,624.26 and 156,135.79
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Solution
The fourth proportional to 205,750.99, 308,624.26 and 156,135.79 is: 234,202.00
Step by Step Solution
- Step 1: Write the proportion equation
205,750.99 : 308,624.26 = 156,135.79 : x - Step 2: Convert to fraction form
205,750.99/308,624.26 = 156,135.79/x - Step 3: Cross multiply
205,750.99x = 308,624.26 × 156,135.79 - Step 4: Simplify right side
205,750.99x = 48,187,292,648.27 - Step 5: Solve for x
x = 48,187,292,648.27/205,750.99 - Step 6: Final answer
x = 234,202.00
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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.