Finding the Fourth Proportional to 266,054.23, 367,162.62 and 145,203.26
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Solution
The fourth proportional to 266,054.23, 367,162.62 and 145,203.26 is: 200,384.75
Step by Step Solution
- Step 1: Write the proportion equation
266,054.23 : 367,162.62 = 145,203.26 : x - Step 2: Convert to fraction form
266,054.23/367,162.62 = 145,203.26/x - Step 3: Cross multiply
266,054.23x = 367,162.62 × 145,203.26 - Step 4: Simplify right side
266,054.23x = 53,313,209,374.14 - Step 5: Solve for x
x = 53,313,209,374.14/266,054.23 - Step 6: Final answer
x = 200,384.75
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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.