Finding the Fourth Proportional to 113,799.09, 157,040.35 and 62,114.48
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Solution
The fourth proportional to 113,799.09, 157,040.35 and 62,114.48 is: 85,716.68
Step by Step Solution
- Step 1: Write the proportion equation
113,799.09 : 157,040.35 = 62,114.48 : x - Step 2: Convert to fraction form
113,799.09/157,040.35 = 62,114.48/x - Step 3: Cross multiply
113,799.09x = 157,040.35 × 62,114.48 - Step 4: Simplify right side
113,799.09x = 9,754,480,405.10 - Step 5: Solve for x
x = 9,754,480,405.10/113,799.09 - Step 6: Final answer
x = 85,716.68
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.