Finding the Fourth Proportional to 73,562.58, 101,518.29 and 40,028.58
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Solution
The fourth proportional to 73,562.58, 101,518.29 and 40,028.58 is: 55,240.49
Step by Step Solution
- Step 1: Write the proportion equation
73,562.58 : 101,518.29 = 40,028.58 : x - Step 2: Convert to fraction form
73,562.58/101,518.29 = 40,028.58/x - Step 3: Cross multiply
73,562.58x = 101,518.29 × 40,028.58 - Step 4: Simplify right side
73,562.58x = 4,063,632,992.73 - Step 5: Solve for x
x = 4,063,632,992.73/73,562.58 - Step 6: Final answer
x = 55,240.49
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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.