Finding the Fourth Proportional to 155,477.30, 233,232.61 and 43,157.99
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Solution
The fourth proportional to 155,477.30, 233,232.61 and 43,157.99 is: 64,741.61
Step by Step Solution
- Step 1: Write the proportion equation
155,477.30 : 233,232.61 = 43,157.99 : x - Step 2: Convert to fraction form
155,477.30/233,232.61 = 43,157.99/x - Step 3: Cross multiply
155,477.30x = 233,232.61 × 43,157.99 - Step 4: Simplify right side
155,477.30x = 10,065,850,066.97 - Step 5: Solve for x
x = 10,065,850,066.97/155,477.30 - Step 6: Final answer
x = 64,741.61
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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.