Finding the Fourth Proportional to 134,949.40, 202,388.68 and 40,154.08
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Solution
The fourth proportional to 134,949.40, 202,388.68 and 40,154.08 is: 60,220.58
Step by Step Solution
- Step 1: Write the proportion equation
134,949.40 : 202,388.68 = 40,154.08 : x - Step 2: Convert to fraction form
134,949.40/202,388.68 = 40,154.08/x - Step 3: Cross multiply
134,949.40x = 202,388.68 × 40,154.08 - Step 4: Simplify right side
134,949.40x = 8,126,731,247.81 - Step 5: Solve for x
x = 8,126,731,247.81/134,949.40 - Step 6: Final answer
x = 60,220.58
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.