Finding the Fourth Proportional to 145,598.21, 218,295.99 and 64,501.19
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Solution
The fourth proportional to 145,598.21, 218,295.99 and 64,501.19 is: 96,706.90
Step by Step Solution
- Step 1: Write the proportion equation
145,598.21 : 218,295.99 = 64,501.19 : x - Step 2: Convert to fraction form
145,598.21/218,295.99 = 64,501.19/x - Step 3: Cross multiply
145,598.21x = 218,295.99 × 64,501.19 - Step 4: Simplify right side
145,598.21x = 14,080,351,127.23 - Step 5: Solve for x
x = 14,080,351,127.23/145,598.21 - Step 6: Final answer
x = 96,706.90
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.