Finding the Fourth Proportional to 94,146.97, 129,922.31 and 51,126.08
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Solution
The fourth proportional to 94,146.97, 129,922.31 and 51,126.08 is: 70,553.71
Step by Step Solution
- Step 1: Write the proportion equation
94,146.97 : 129,922.31 = 51,126.08 : x - Step 2: Convert to fraction form
94,146.97/129,922.31 = 51,126.08/x - Step 3: Cross multiply
94,146.97x = 129,922.31 × 51,126.08 - Step 4: Simplify right side
94,146.97x = 6,642,417,509.60 - Step 5: Solve for x
x = 6,642,417,509.60/94,146.97 - Step 6: Final answer
x = 70,553.71
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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.