Finding the Fourth Proportional to 193,568.94, 291,490.35 and 168,903.23
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Solution
The fourth proportional to 193,568.94, 291,490.35 and 168,903.23 is: 254,346.90
Step by Step Solution
- Step 1: Write the proportion equation
193,568.94 : 291,490.35 = 168,903.23 : x - Step 2: Convert to fraction form
193,568.94/291,490.35 = 168,903.23/x - Step 3: Cross multiply
193,568.94x = 291,490.35 × 168,903.23 - Step 4: Simplify right side
193,568.94x = 49,233,659,537.99 - Step 5: Solve for x
x = 49,233,659,537.99/193,568.94 - Step 6: Final answer
x = 254,346.90
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.