Finding the Fourth Proportional to 185,126.08, 277,631.71 and 66,782.05
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Solution
The fourth proportional to 185,126.08, 277,631.71 and 66,782.05 is: 100,152.37
Step by Step Solution
- Step 1: Write the proportion equation
185,126.08 : 277,631.71 = 66,782.05 : x - Step 2: Convert to fraction form
185,126.08/277,631.71 = 66,782.05/x - Step 3: Cross multiply
185,126.08x = 277,631.71 × 66,782.05 - Step 4: Simplify right side
185,126.08x = 18,540,814,738.81 - Step 5: Solve for x
x = 18,540,814,738.81/185,126.08 - Step 6: Final answer
x = 100,152.37
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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.