Finding the Fourth Proportional to 230,370.76, 345,107.79 and 130,228.03
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Solution
The fourth proportional to 230,370.76, 345,107.79 and 130,228.03 is: 195,088.59
Step by Step Solution
- Step 1: Write the proportion equation
230,370.76 : 345,107.79 = 130,228.03 : x - Step 2: Convert to fraction form
230,370.76/345,107.79 = 130,228.03/x - Step 3: Cross multiply
230,370.76x = 345,107.79 × 130,228.03 - Step 4: Simplify right side
230,370.76x = 44,942,705,903.81 - Step 5: Solve for x
x = 44,942,705,903.81/230,370.76 - Step 6: Final answer
x = 195,088.59
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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.