Finding the Fourth Proportional to 176,519.52, 243,362.88 and 146,193.12
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Solution
The fourth proportional to 176,519.52, 243,362.88 and 146,193.12 is: 201,552.66
Step by Step Solution
- Step 1: Write the proportion equation
176,519.52 : 243,362.88 = 146,193.12 : x - Step 2: Convert to fraction form
176,519.52/243,362.88 = 146,193.12/x - Step 3: Cross multiply
176,519.52x = 243,362.88 × 146,193.12 - Step 4: Simplify right side
176,519.52x = 35,577,978,719.39 - Step 5: Solve for x
x = 35,577,978,719.39/176,519.52 - Step 6: Final answer
x = 201,552.66
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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.