Finding the Fourth Proportional to 147,561.08, 221,343.60 and 46,355.84
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Solution
The fourth proportional to 147,561.08, 221,343.60 and 46,355.84 is: 69,534.37
Step by Step Solution
- Step 1: Write the proportion equation
147,561.08 : 221,343.60 = 46,355.84 : x - Step 2: Convert to fraction form
147,561.08/221,343.60 = 46,355.84/x - Step 3: Cross multiply
147,561.08x = 221,343.60 × 46,355.84 - Step 4: Simplify right side
147,561.08x = 10,260,567,168.13 - Step 5: Solve for x
x = 10,260,567,168.13/147,561.08 - Step 6: Final answer
x = 69,534.37
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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.