Finding the Fourth Proportional to 177,893.70, 245,484.15 and 97,305.54
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Solution
The fourth proportional to 177,893.70, 245,484.15 and 97,305.54 is: 134,276.64
Step by Step Solution
- Step 1: Write the proportion equation
177,893.70 : 245,484.15 = 97,305.54 : x - Step 2: Convert to fraction form
177,893.70/245,484.15 = 97,305.54/x - Step 3: Cross multiply
177,893.70x = 245,484.15 × 97,305.54 - Step 4: Simplify right side
177,893.70x = 23,886,967,777.19 - Step 5: Solve for x
x = 23,886,967,777.19/177,893.70 - Step 6: Final answer
x = 134,276.64
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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.