Finding the Fourth Proportional to 248,681.34, 343,180.36 and 135,504.08
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Solution
The fourth proportional to 248,681.34, 343,180.36 and 135,504.08 is: 186,995.69
Step by Step Solution
- Step 1: Write the proportion equation
248,681.34 : 343,180.36 = 135,504.08 : x - Step 2: Convert to fraction form
248,681.34/343,180.36 = 135,504.08/x - Step 3: Cross multiply
248,681.34x = 343,180.36 × 135,504.08 - Step 4: Simplify right side
248,681.34x = 46,502,338,955.87 - Step 5: Solve for x
x = 46,502,338,955.87/248,681.34 - Step 6: Final answer
x = 186,995.69
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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.