Finding the Fourth Proportional to 94,192.14, 129,985.26 and 51,171.66
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Solution
The fourth proportional to 94,192.14, 129,985.26 and 51,171.66 is: 70,616.95
Step by Step Solution
- Step 1: Write the proportion equation
94,192.14 : 129,985.26 = 51,171.66 : x - Step 2: Convert to fraction form
94,192.14/129,985.26 = 51,171.66/x - Step 3: Cross multiply
94,192.14x = 129,985.26 × 51,171.66 - Step 4: Simplify right side
94,192.14x = 6,651,561,529.73 - Step 5: Solve for x
x = 6,651,561,529.73/94,192.14 - Step 6: Final answer
x = 70,616.95
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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.