Finding the Fourth Proportional to 164,142.62, 246,240.28 and 69,373.74
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Solution
The fourth proportional to 164,142.62, 246,240.28 and 69,373.74 is: 104,071.75
Step by Step Solution
- Step 1: Write the proportion equation
164,142.62 : 246,240.28 = 69,373.74 : x - Step 2: Convert to fraction form
164,142.62/246,240.28 = 69,373.74/x - Step 3: Cross multiply
164,142.62x = 246,240.28 × 69,373.74 - Step 4: Simplify right side
164,142.62x = 17,082,609,162.25 - Step 5: Solve for x
x = 17,082,609,162.25/164,142.62 - Step 6: Final answer
x = 104,071.75
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1.5x scale
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.