Finding the Fourth Proportional to 107,877.56, 148,532.24 and 91,713.08
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Solution
The fourth proportional to 107,877.56, 148,532.24 and 91,713.08 is: 126,276.02
Step by Step Solution
- Step 1: Write the proportion equation
107,877.56 : 148,532.24 = 91,713.08 : x - Step 2: Convert to fraction form
107,877.56/148,532.24 = 91,713.08/x - Step 3: Cross multiply
107,877.56x = 148,532.24 × 91,713.08 - Step 4: Simplify right side
107,877.56x = 13,622,349,209.70 - Step 5: Solve for x
x = 13,622,349,209.70/107,877.56 - Step 6: Final answer
x = 126,276.02
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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.