Finding the Fourth Proportional to 197,903.06, 273,109.54 and 107,261.94
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Solution
The fourth proportional to 197,903.06, 273,109.54 and 107,261.94 is: 148,023.28
Step by Step Solution
- Step 1: Write the proportion equation
197,903.06 : 273,109.54 = 107,261.94 : x - Step 2: Convert to fraction form
197,903.06/273,109.54 = 107,261.94/x - Step 3: Cross multiply
197,903.06x = 273,109.54 × 107,261.94 - Step 4: Simplify right side
197,903.06x = 29,294,259,092.91 - Step 5: Solve for x
x = 29,294,259,092.91/197,903.06 - Step 6: Final answer
x = 148,023.28
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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.