Finding the Fourth Proportional to 178,305.18, 246,058.95 and 96,631.68
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Solution
The fourth proportional to 178,305.18, 246,058.95 and 96,631.68 is: 133,350.53
Step by Step Solution
- Step 1: Write the proportion equation
178,305.18 : 246,058.95 = 96,631.68 : x - Step 2: Convert to fraction form
178,305.18/246,058.95 = 96,631.68/x - Step 3: Cross multiply
178,305.18x = 246,058.95 × 96,631.68 - Step 4: Simplify right side
178,305.18x = 23,777,089,717.54 - Step 5: Solve for x
x = 23,777,089,717.54/178,305.18 - Step 6: Final answer
x = 133,350.53
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1.5x scale
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.