Finding the Fourth Proportional to 236,735.74, 326,693.38 and 129,305.84
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Solution
The fourth proportional to 236,735.74, 326,693.38 and 129,305.84 is: 178,441.00
Step by Step Solution
- Step 1: Write the proportion equation
236,735.74 : 326,693.38 = 129,305.84 : x - Step 2: Convert to fraction form
236,735.74/326,693.38 = 129,305.84/x - Step 3: Cross multiply
236,735.74x = 326,693.38 × 129,305.84 - Step 4: Simplify right side
236,735.74x = 42,243,361,923.34 - Step 5: Solve for x
x = 42,243,361,923.34/236,735.74 - Step 6: Final answer
x = 178,441.00
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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.