Finding the Fourth Proportional to 160,432.17, 221,399.00 and 87,833.84
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Solution
The fourth proportional to 160,432.17, 221,399.00 and 87,833.84 is: 121,212.12
Step by Step Solution
- Step 1: Write the proportion equation
160,432.17 : 221,399.00 = 87,833.84 : x - Step 2: Convert to fraction form
160,432.17/221,399.00 = 87,833.84/x - Step 3: Cross multiply
160,432.17x = 221,399.00 × 87,833.84 - Step 4: Simplify right side
160,432.17x = 19,446,323,619.44 - Step 5: Solve for x
x = 19,446,323,619.44/160,432.17 - Step 6: Final answer
x = 121,212.12
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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.