Finding the Fourth Proportional to 146,602.05, 202,332.58 and 92,892.07
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Solution
The fourth proportional to 146,602.05, 202,332.58 and 92,892.07 is: 128,204.83
Step by Step Solution
- Step 1: Write the proportion equation
146,602.05 : 202,332.58 = 92,892.07 : x - Step 2: Convert to fraction form
146,602.05/202,332.58 = 92,892.07/x - Step 3: Cross multiply
146,602.05x = 202,332.58 × 92,892.07 - Step 4: Simplify right side
146,602.05x = 18,795,091,589.72 - Step 5: Solve for x
x = 18,795,091,589.72/146,602.05 - Step 6: Final answer
x = 128,204.83
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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.