Finding the Fourth Proportional to 107,038.28, 160,579.97 and 40,476.94
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Solution
The fourth proportional to 107,038.28, 160,579.97 and 40,476.94 is: 60,723.94
Step by Step Solution
- Step 1: Write the proportion equation
107,038.28 : 160,579.97 = 40,476.94 : x - Step 2: Convert to fraction form
107,038.28/160,579.97 = 40,476.94/x - Step 3: Cross multiply
107,038.28x = 160,579.97 × 40,476.94 - Step 4: Simplify right side
107,038.28x = 6,499,785,810.89 - Step 5: Solve for x
x = 6,499,785,810.89/107,038.28 - Step 6: Final answer
x = 60,723.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.