Finding the Fourth Proportional to 83,454.80, 125,169.12 and 27,294.44
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Solution
The fourth proportional to 83,454.80, 125,169.12 and 27,294.44 is: 40,937.38
Step by Step Solution
- Step 1: Write the proportion equation
83,454.80 : 125,169.12 = 27,294.44 : x - Step 2: Convert to fraction form
83,454.80/125,169.12 = 27,294.44/x - Step 3: Cross multiply
83,454.80x = 125,169.12 × 27,294.44 - Step 4: Simplify right side
83,454.80x = 3,416,421,035.69 - Step 5: Solve for x
x = 3,416,421,035.69/83,454.80 - Step 6: Final answer
x = 40,937.38
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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.