Finding the Fourth Proportional to 169,546.16, 233,946.36 and 97,914.80
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Solution
The fourth proportional to 169,546.16, 233,946.36 and 97,914.80 is: 135,106.63
Step by Step Solution
- Step 1: Write the proportion equation
169,546.16 : 233,946.36 = 97,914.80 : x - Step 2: Convert to fraction form
169,546.16/233,946.36 = 97,914.80/x - Step 3: Cross multiply
169,546.16x = 233,946.36 × 97,914.80 - Step 4: Simplify right side
169,546.16x = 22,906,811,050.13 - Step 5: Solve for x
x = 22,906,811,050.13/169,546.16 - Step 6: Final answer
x = 135,106.63
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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.