Finding the Fourth Proportional to 121,222.08, 181,877.76 and 51,094.08
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Solution
The fourth proportional to 121,222.08, 181,877.76 and 51,094.08 is: 76,659.94
Step by Step Solution
- Step 1: Write the proportion equation
121,222.08 : 181,877.76 = 51,094.08 : x - Step 2: Convert to fraction form
121,222.08/181,877.76 = 51,094.08/x - Step 3: Cross multiply
121,222.08x = 181,877.76 × 51,094.08 - Step 4: Simplify right side
121,222.08x = 9,292,876,819.66 - Step 5: Solve for x
x = 9,292,876,819.66/121,222.08 - Step 6: Final answer
x = 76,659.94
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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.