Finding the Fourth Proportional to 192,564.28, 265,649.18 and 124,603.12
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Solution
The fourth proportional to 192,564.28, 265,649.18 and 124,603.12 is: 171,894.38
Step by Step Solution
- Step 1: Write the proportion equation
192,564.28 : 265,649.18 = 124,603.12 : x - Step 2: Convert to fraction form
192,564.28/265,649.18 = 124,603.12/x - Step 3: Cross multiply
192,564.28x = 265,649.18 × 124,603.12 - Step 4: Simplify right side
192,564.28x = 33,100,716,653.44 - Step 5: Solve for x
x = 33,100,716,653.44/192,564.28 - Step 6: Final answer
x = 171,894.38
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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.