Finding the Fourth Proportional to 80,204.21, 110,693.47 and 46,206.08
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Solution
The fourth proportional to 80,204.21, 110,693.47 and 46,206.08 is: 63,771.11
Step by Step Solution
- Step 1: Write the proportion equation
80,204.21 : 110,693.47 = 46,206.08 : x - Step 2: Convert to fraction form
80,204.21/110,693.47 = 46,206.08/x - Step 3: Cross multiply
80,204.21x = 110,693.47 × 46,206.08 - Step 4: Simplify right side
80,204.21x = 5,114,711,330.30 - Step 5: Solve for x
x = 5,114,711,330.30/80,204.21 - Step 6: Final answer
x = 63,771.11
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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.