Finding the Fourth Proportional to 234,139.97, 323,113.14 and 126,710.03
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Solution
The fourth proportional to 234,139.97, 323,113.14 and 126,710.03 is: 174,859.83
Step by Step Solution
- Step 1: Write the proportion equation
234,139.97 : 323,113.14 = 126,710.03 : x - Step 2: Convert to fraction form
234,139.97/323,113.14 = 126,710.03/x - Step 3: Cross multiply
234,139.97x = 323,113.14 × 126,710.03 - Step 4: Simplify right side
234,139.97x = 40,941,674,047.23 - Step 5: Solve for x
x = 40,941,674,047.23/234,139.97 - Step 6: Final answer
x = 174,859.83
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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.