Finding the Fourth Proportional to 185,608.16, 256,120.08 and 110,142.08
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Solution
The fourth proportional to 185,608.16, 256,120.08 and 110,142.08 is: 151,984.69
Step by Step Solution
- Step 1: Write the proportion equation
185,608.16 : 256,120.08 = 110,142.08 : x - Step 2: Convert to fraction form
185,608.16/256,120.08 = 110,142.08/x - Step 3: Cross multiply
185,608.16x = 256,120.08 × 110,142.08 - Step 4: Simplify right side
185,608.16x = 28,209,598,340.97 - Step 5: Solve for x
x = 28,209,598,340.97/185,608.16 - Step 6: Final answer
x = 151,984.69
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1.5x scale
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.