Finding the Fourth Proportional to 65,662.56, 98,562.24 and 30,636
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Solution
The fourth proportional to 65,662.56, 98,562.24 and 30,636 is: 45,985.91
Step by Step Solution
- Step 1: Write the proportion equation
65,662.56 : 98,562.24 = 30,636 : x - Step 2: Convert to fraction form
65,662.56/98,562.24 = 30,636/x - Step 3: Cross multiply
65,662.56x = 98,562.24 × 30,636 - Step 4: Simplify right side
65,662.56x = 3,019,552,784.64 - Step 5: Solve for x
x = 3,019,552,784.64/65,662.56 - Step 6: Final answer
x = 45,985.91
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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.