Finding the Fourth Proportional to 94,092.24, 129,844.40 and 51,069.70
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Solution
The fourth proportional to 94,092.24, 129,844.40 and 51,069.70 is: 70,474.62
Step by Step Solution
- Step 1: Write the proportion equation
94,092.24 : 129,844.40 = 51,069.70 : x - Step 2: Convert to fraction form
94,092.24/129,844.40 = 51,069.70/x - Step 3: Cross multiply
94,092.24x = 129,844.40 × 51,069.70 - Step 4: Simplify right side
94,092.24x = 6,631,114,554.68 - Step 5: Solve for x
x = 6,631,114,554.68/94,092.24 - Step 6: Final answer
x = 70,474.62
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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.