Finding the Fourth Proportional to 230,727.94, 318,276.62 and 135,216.18
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Solution
The fourth proportional to 230,727.94, 318,276.62 and 135,216.18 is: 186,523.35
Step by Step Solution
- Step 1: Write the proportion equation
230,727.94 : 318,276.62 = 135,216.18 : x - Step 2: Convert to fraction form
230,727.94/318,276.62 = 135,216.18/x - Step 3: Cross multiply
230,727.94x = 318,276.62 × 135,216.18 - Step 4: Simplify right side
230,727.94x = 43,036,148,063.63 - Step 5: Solve for x
x = 43,036,148,063.63/230,727.94 - Step 6: Final answer
x = 186,523.35
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.