Finding the Fourth Proportional to 149,169.06, 205,878.87 and 95,451.48
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Solution
The fourth proportional to 149,169.06, 205,878.87 and 95,451.48 is: 131,739.40
Step by Step Solution
- Step 1: Write the proportion equation
149,169.06 : 205,878.87 = 95,451.48 : x - Step 2: Convert to fraction form
149,169.06/205,878.87 = 95,451.48/x - Step 3: Cross multiply
149,169.06x = 205,878.87 × 95,451.48 - Step 4: Simplify right side
149,169.06x = 19,651,442,842.23 - Step 5: Solve for x
x = 19,651,442,842.23/149,169.06 - Step 6: Final answer
x = 131,739.40
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.