Finding the Fourth Proportional to 94,197.84, 129,992.99 and 51,756.37
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Solution
The fourth proportional to 94,197.84, 129,992.99 and 51,756.37 is: 71,423.77
Step by Step Solution
- Step 1: Write the proportion equation
94,197.84 : 129,992.99 = 51,756.37 : x - Step 2: Convert to fraction form
94,197.84/129,992.99 = 51,756.37/x - Step 3: Cross multiply
94,197.84x = 129,992.99 × 51,756.37 - Step 4: Simplify right side
94,197.84x = 6,727,964,704.08 - Step 5: Solve for x
x = 6,727,964,704.08/94,197.84 - Step 6: Final answer
x = 71,423.77
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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.