Finding the Fourth Proportional to 230,482.62, 345,723.93 and 72,727.02
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Solution
The fourth proportional to 230,482.62, 345,723.93 and 72,727.02 is: 109,090.53
Step by Step Solution
- Step 1: Write the proportion equation
230,482.62 : 345,723.93 = 72,727.02 : x - Step 2: Convert to fraction form
230,482.62/345,723.93 = 72,727.02/x - Step 3: Cross multiply
230,482.62x = 345,723.93 × 72,727.02 - Step 4: Simplify right side
230,482.62x = 25,143,471,171.59 - Step 5: Solve for x
x = 25,143,471,171.59/230,482.62 - Step 6: Final answer
x = 109,090.53
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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.