Finding the Fourth Proportional to 104,800.36, 157,122.70 and 94,239.56
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Solution
The fourth proportional to 104,800.36, 157,122.70 and 94,239.56 is: 141,289.34
Step by Step Solution
- Step 1: Write the proportion equation
104,800.36 : 157,122.70 = 94,239.56 : x - Step 2: Convert to fraction form
104,800.36/157,122.70 = 94,239.56/x - Step 3: Cross multiply
104,800.36x = 157,122.70 × 94,239.56 - Step 4: Simplify right side
104,800.36x = 14,807,174,114.01 - Step 5: Solve for x
x = 14,807,174,114.01/104,800.36 - Step 6: Final answer
x = 141,289.34
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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.