Finding the Fourth Proportional to 157,097.57, 235,557.09 and 107,238.02
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Solution
The fourth proportional to 157,097.57, 235,557.09 and 107,238.02 is: 160,796.09
Step by Step Solution
- Step 1: Write the proportion equation
157,097.57 : 235,557.09 = 107,238.02 : x - Step 2: Convert to fraction form
157,097.57/235,557.09 = 107,238.02/x - Step 3: Cross multiply
157,097.57x = 235,557.09 × 107,238.02 - Step 4: Simplify right side
157,097.57x = 25,260,674,750.78 - Step 5: Solve for x
x = 25,260,674,750.78/157,097.57 - Step 6: Final answer
x = 160,796.09
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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.