Finding the Fourth Proportional to 266,969.30, 368,412.68 and 146,108.14
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Solution
The fourth proportional to 266,969.30, 368,412.68 and 146,108.14 is: 201,626.52
Step by Step Solution
- Step 1: Write the proportion equation
266,969.30 : 368,412.68 = 146,108.14 : x - Step 2: Convert to fraction form
266,969.30/368,412.68 = 146,108.14/x - Step 3: Cross multiply
266,969.30x = 368,412.68 × 146,108.14 - Step 4: Simplify right side
266,969.30x = 53,828,091,427.22 - Step 5: Solve for x
x = 53,828,091,427.22/266,969.30 - Step 6: Final answer
x = 201,626.52
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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.