Finding the Fourth Proportional to 75,859.58, 104,652.33 and 45,627.14
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Solution
The fourth proportional to 75,859.58, 104,652.33 and 45,627.14 is: 62,945.07
Step by Step Solution
- Step 1: Write the proportion equation
75,859.58 : 104,652.33 = 45,627.14 : x - Step 2: Convert to fraction form
75,859.58/104,652.33 = 45,627.14/x - Step 3: Cross multiply
75,859.58x = 104,652.33 × 45,627.14 - Step 4: Simplify right side
75,859.58x = 4,774,986,512.24 - Step 5: Solve for x
x = 4,774,986,512.24/75,859.58 - Step 6: Final answer
x = 62,945.07
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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.