Finding the Fourth Proportional to 266,660.97, 368,084.75 and 153,528.81
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Solution
The fourth proportional to 266,660.97, 368,084.75 and 153,528.81 is: 211,923.08
Step by Step Solution
- Step 1: Write the proportion equation
266,660.97 : 368,084.75 = 153,528.81 : x - Step 2: Convert to fraction form
266,660.97/368,084.75 = 153,528.81/x - Step 3: Cross multiply
266,660.97x = 368,084.75 × 153,528.81 - Step 4: Simplify right side
266,660.97x = 56,511,613,646.65 - Step 5: Solve for x
x = 56,511,613,646.65/266,660.97 - Step 6: Final answer
x = 211,923.08
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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.