Finding the Fourth Proportional to 67,484.50, 101,288.14 and 35,921.09
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Solution
The fourth proportional to 67,484.50, 101,288.14 and 35,921.09 is: 53,914.32
Step by Step Solution
- Step 1: Write the proportion equation
67,484.50 : 101,288.14 = 35,921.09 : x - Step 2: Convert to fraction form
67,484.50/101,288.14 = 35,921.09/x - Step 3: Cross multiply
67,484.50x = 101,288.14 × 35,921.09 - Step 4: Simplify right side
67,484.50x = 3,638,380,556.29 - Step 5: Solve for x
x = 3,638,380,556.29/67,484.50 - Step 6: Final answer
x = 53,914.32
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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.