Finding the Fourth Proportional to 185,142.08, 277,655.68 and 66,798.08
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Solution
The fourth proportional to 185,142.08, 277,655.68 and 66,798.08 is: 100,176.40
Step by Step Solution
- Step 1: Write the proportion equation
185,142.08 : 277,655.68 = 66,798.08 : x - Step 2: Convert to fraction form
185,142.08/277,655.68 = 66,798.08/x - Step 3: Cross multiply
185,142.08x = 277,655.68 × 66,798.08 - Step 4: Simplify right side
185,142.08x = 18,546,866,325.09 - Step 5: Solve for x
x = 18,546,866,325.09/185,142.08 - Step 6: Final answer
x = 100,176.40
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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.