Finding the Fourth Proportional to 178,049.06, 245,707.75 and 97,481.70
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Solution
The fourth proportional to 178,049.06, 245,707.75 and 97,481.70 is: 134,524.77
Step by Step Solution
- Step 1: Write the proportion equation
178,049.06 : 245,707.75 = 97,481.70 : x - Step 2: Convert to fraction form
178,049.06/245,707.75 = 97,481.70/x - Step 3: Cross multiply
178,049.06x = 245,707.75 × 97,481.70 - Step 4: Simplify right side
178,049.06x = 23,952,009,173.18 - Step 5: Solve for x
x = 23,952,009,173.18/178,049.06 - Step 6: Final answer
x = 134,524.77
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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.