Finding the Fourth Proportional to 160,529.91, 221,507.62 and 92,541.54
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Solution
The fourth proportional to 160,529.91, 221,507.62 and 92,541.54 is: 127,693.69
Step by Step Solution
- Step 1: Write the proportion equation
160,529.91 : 221,507.62 = 92,541.54 : x - Step 2: Convert to fraction form
160,529.91/221,507.62 = 92,541.54/x - Step 3: Cross multiply
160,529.91x = 221,507.62 × 92,541.54 - Step 4: Simplify right side
160,529.91x = 20,498,656,276.53 - Step 5: Solve for x
x = 20,498,656,276.53/160,529.91 - Step 6: Final answer
x = 127,693.69
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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.