Finding the Fourth Proportional to 79,668.42, 119,482.79 and 24,263.62
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Solution
The fourth proportional to 79,668.42, 119,482.79 and 24,263.62 is: 36,389.39
Step by Step Solution
- Step 1: Write the proportion equation
79,668.42 : 119,482.79 = 24,263.62 : x - Step 2: Convert to fraction form
79,668.42/119,482.79 = 24,263.62/x - Step 3: Cross multiply
79,668.42x = 119,482.79 × 24,263.62 - Step 4: Simplify right side
79,668.42x = 2,899,085,013.10 - Step 5: Solve for x
x = 2,899,085,013.10/79,668.42 - Step 6: Final answer
x = 36,389.39
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1.5x scale
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.