Finding the Fourth Proportional to 134,995.70, 202,383.99 and 56,168.93
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Solution
The fourth proportional to 134,995.70, 202,383.99 and 56,168.93 is: 84,207.80
Step by Step Solution
- Step 1: Write the proportion equation
134,995.70 : 202,383.99 = 56,168.93 : x - Step 2: Convert to fraction form
134,995.70/202,383.99 = 56,168.93/x - Step 3: Cross multiply
134,995.70x = 202,383.99 × 56,168.93 - Step 4: Simplify right side
134,995.70x = 11,367,691,155.51 - Step 5: Solve for x
x = 11,367,691,155.51/134,995.70 - Step 6: Final answer
x = 84,207.80
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.