Finding the Fourth Proportional to 178,399.16, 246,190.74 and 97,828.08
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Solution
The fourth proportional to 178,399.16, 246,190.74 and 97,828.08 is: 135,002.70
Step by Step Solution
- Step 1: Write the proportion equation
178,399.16 : 246,190.74 = 97,828.08 : x - Step 2: Convert to fraction form
178,399.16/246,190.74 = 97,828.08/x - Step 3: Cross multiply
178,399.16x = 246,190.74 × 97,828.08 - Step 4: Simplify right side
178,399.16x = 24,084,367,407.98 - Step 5: Solve for x
x = 24,084,367,407.98/178,399.16 - Step 6: Final answer
x = 135,002.70
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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.