Finding the Fourth Proportional to 194,706.24, 291,952.26 and 87,964.80
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Solution
The fourth proportional to 194,706.24, 291,952.26 and 87,964.80 is: 131,898.81
Step by Step Solution
- Step 1: Write the proportion equation
194,706.24 : 291,952.26 = 87,964.80 : x - Step 2: Convert to fraction form
194,706.24/291,952.26 = 87,964.80/x - Step 3: Cross multiply
194,706.24x = 291,952.26 × 87,964.80 - Step 4: Simplify right side
194,706.24x = 25,681,522,160.45 - Step 5: Solve for x
x = 25,681,522,160.45/194,706.24 - Step 6: Final answer
x = 131,898.81
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.