Finding the Fourth Proportional to 76,342.26, 114,202.34 and 63,900.66
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Solution
The fourth proportional to 76,342.26, 114,202.34 and 63,900.66 is: 95,590.63
Step by Step Solution
- Step 1: Write the proportion equation
76,342.26 : 114,202.34 = 63,900.66 : x - Step 2: Convert to fraction form
76,342.26/114,202.34 = 63,900.66/x - Step 3: Cross multiply
76,342.26x = 114,202.34 × 63,900.66 - Step 4: Simplify right side
76,342.26x = 7,297,604,899.54 - Step 5: Solve for x
x = 7,297,604,899.54/76,342.26 - Step 6: Final answer
x = 95,590.63
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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.