Finding the Fourth Proportional to 83,597.80, 125,396.70 and 24,431.08
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Solution
The fourth proportional to 83,597.80, 125,396.70 and 24,431.08 is: 36,646.62
Step by Step Solution
- Step 1: Write the proportion equation
83,597.80 : 125,396.70 = 24,431.08 : x - Step 2: Convert to fraction form
83,597.80/125,396.70 = 24,431.08/x - Step 3: Cross multiply
83,597.80x = 125,396.70 × 24,431.08 - Step 4: Simplify right side
83,597.80x = 3,063,576,809.44 - Step 5: Solve for x
x = 3,063,576,809.44/83,597.80 - Step 6: Final answer
x = 36,646.62
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1.5x scale
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.