Finding the Fourth Proportional to 202,260.87, 278,999.73 and 130,683.09
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Solution
The fourth proportional to 202,260.87, 278,999.73 and 130,683.09 is: 180,264.96
Step by Step Solution
- Step 1: Write the proportion equation
202,260.87 : 278,999.73 = 130,683.09 : x - Step 2: Convert to fraction form
202,260.87/278,999.73 = 130,683.09/x - Step 3: Cross multiply
202,260.87x = 278,999.73 × 130,683.09 - Step 4: Simplify right side
202,260.87x = 36,460,546,825.57 - Step 5: Solve for x
x = 36,460,546,825.57/202,260.87 - Step 6: Final answer
x = 180,264.96
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.