Finding the Fourth Proportional to 129,824.24, 193,590.95 and 125,198.73
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Solution
The fourth proportional to 129,824.24, 193,590.95 and 125,198.73 is: 186,693.50
Step by Step Solution
- Step 1: Write the proportion equation
129,824.24 : 193,590.95 = 125,198.73 : x - Step 2: Convert to fraction form
129,824.24/193,590.95 = 125,198.73/x - Step 3: Cross multiply
129,824.24x = 193,590.95 × 125,198.73 - Step 4: Simplify right side
129,824.24x = 24,237,340,453.50 - Step 5: Solve for x
x = 24,237,340,453.50/129,824.24 - Step 6: Final answer
x = 186,693.50
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.