Finding the Fourth Proportional to 113,260.02, 169,867.35 and 107,639.70
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Solution
The fourth proportional to 113,260.02, 169,867.35 and 107,639.70 is: 161,438.00
Step by Step Solution
- Step 1: Write the proportion equation
113,260.02 : 169,867.35 = 107,639.70 : x - Step 2: Convert to fraction form
113,260.02/169,867.35 = 107,639.70/x - Step 3: Cross multiply
113,260.02x = 169,867.35 × 107,639.70 - Step 4: Simplify right side
113,260.02x = 18,284,470,593.80 - Step 5: Solve for x
x = 18,284,470,593.80/113,260.02 - Step 6: Final answer
x = 161,438.00
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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.