Finding the Fourth Proportional to 201,012.41, 301,438.15 and 88,612.75
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Solution
The fourth proportional to 201,012.41, 301,438.15 and 88,612.75 is: 132,883.65
Step by Step Solution
- Step 1: Write the proportion equation
201,012.41 : 301,438.15 = 88,612.75 : x - Step 2: Convert to fraction form
201,012.41/301,438.15 = 88,612.75/x - Step 3: Cross multiply
201,012.41x = 301,438.15 × 88,612.75 - Step 4: Simplify right side
201,012.41x = 26,711,263,426.41 - Step 5: Solve for x
x = 26,711,263,426.41/201,012.41 - Step 6: Final answer
x = 132,883.65
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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.