Finding the Fourth Proportional to 75,814.07, 104,556.94 and 60,701.21
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Solution
The fourth proportional to 75,814.07, 104,556.94 and 60,701.21 is: 83,714.46
Step by Step Solution
- Step 1: Write the proportion equation
75,814.07 : 104,556.94 = 60,701.21 : x - Step 2: Convert to fraction form
75,814.07/104,556.94 = 60,701.21/x - Step 3: Cross multiply
75,814.07x = 104,556.94 × 60,701.21 - Step 4: Simplify right side
75,814.07x = 6,346,733,419.03 - Step 5: Solve for x
x = 6,346,733,419.03/75,814.07 - Step 6: Final answer
x = 83,714.46
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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.