Finding the Fourth Proportional to 85,202.79, 127,802.36 and 22,873.29
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Solution
The fourth proportional to 85,202.79, 127,802.36 and 22,873.29 is: 34,309.44
Step by Step Solution
- Step 1: Write the proportion equation
85,202.79 : 127,802.36 = 22,873.29 : x - Step 2: Convert to fraction form
85,202.79/127,802.36 = 22,873.29/x - Step 3: Cross multiply
85,202.79x = 127,802.36 × 22,873.29 - Step 4: Simplify right side
85,202.79x = 2,923,259,892.23 - Step 5: Solve for x
x = 2,923,259,892.23/85,202.79 - Step 6: Final answer
x = 34,309.44
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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.