Finding the Fourth Proportional to 83,936.90, 125,925.69 and 24,771.26
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Solution
The fourth proportional to 83,936.90, 125,925.69 and 24,771.26 is: 37,162.89
Step by Step Solution
- Step 1: Write the proportion equation
83,936.90 : 125,925.69 = 24,771.26 : x - Step 2: Convert to fraction form
83,936.90/125,925.69 = 24,771.26/x - Step 3: Cross multiply
83,936.90x = 125,925.69 × 24,771.26 - Step 4: Simplify right side
83,936.90x = 3,119,338,007.67 - Step 5: Solve for x
x = 3,119,338,007.67/83,936.90 - Step 6: Final answer
x = 37,162.89
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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.