Finding the Fourth Proportional to 221,439.60, 332,202.60 and 95,079.60
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Solution
The fourth proportional to 221,439.60, 332,202.60 and 95,079.60 is: 142,637.95
Step by Step Solution
- Step 1: Write the proportion equation
221,439.60 : 332,202.60 = 95,079.60 : x - Step 2: Convert to fraction form
221,439.60/332,202.60 = 95,079.60/x - Step 3: Cross multiply
221,439.60x = 332,202.60 × 95,079.60 - Step 4: Simplify right side
221,439.60x = 31,585,690,326.96 - Step 5: Solve for x
x = 31,585,690,326.96/221,439.60 - Step 6: Final answer
x = 142,637.95
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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.