Finding the Fourth Proportional to 73,660.23, 110,538.74 and 40,403.66
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Solution
The fourth proportional to 73,660.23, 110,538.74 and 40,403.66 is: 60,632.03
Step by Step Solution
- Step 1: Write the proportion equation
73,660.23 : 110,538.74 = 40,403.66 : x - Step 2: Convert to fraction form
73,660.23/110,538.74 = 40,403.66/x - Step 3: Cross multiply
73,660.23x = 110,538.74 × 40,403.66 - Step 4: Simplify right side
73,660.23x = 4,466,169,216.10 - Step 5: Solve for x
x = 4,466,169,216.10/73,660.23 - Step 6: Final answer
x = 60,632.03
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.