Finding the Fourth Proportional to 178,135.92, 245,827.44 and 97,563.06
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Solution
The fourth proportional to 178,135.92, 245,827.44 and 97,563.06 is: 134,636.95
Step by Step Solution
- Step 1: Write the proportion equation
178,135.92 : 245,827.44 = 97,563.06 : x - Step 2: Convert to fraction form
178,135.92/245,827.44 = 97,563.06/x - Step 3: Cross multiply
178,135.92x = 245,827.44 × 97,563.06 - Step 4: Simplify right side
178,135.92x = 23,983,677,278.37 - Step 5: Solve for x
x = 23,983,677,278.37/178,135.92 - Step 6: Final answer
x = 134,636.95
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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.