Finding the Fourth Proportional to 194,442.31, 291,664.68 and 54,202.15
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Solution
The fourth proportional to 194,442.31, 291,664.68 and 54,202.15 is: 81,303.56
Step by Step Solution
- Step 1: Write the proportion equation
194,442.31 : 291,664.68 = 54,202.15 : x - Step 2: Convert to fraction form
194,442.31/291,664.68 = 54,202.15/x - Step 3: Cross multiply
194,442.31x = 291,664.68 × 54,202.15 - Step 4: Simplify right side
194,442.31x = 15,808,852,735.06 - Step 5: Solve for x
x = 15,808,852,735.06/194,442.31 - Step 6: Final answer
x = 81,303.56
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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.