Finding the Fourth Proportional to 281,030.08, 387,948.06 and 179,192.14
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Solution
The fourth proportional to 281,030.08, 387,948.06 and 179,192.14 is: 247,365.84
Step by Step Solution
- Step 1: Write the proportion equation
281,030.08 : 387,948.06 = 179,192.14 : x - Step 2: Convert to fraction form
281,030.08/387,948.06 = 179,192.14/x - Step 3: Cross multiply
281,030.08x = 387,948.06 × 179,192.14 - Step 4: Simplify right side
281,030.08x = 69,517,243,080.25 - Step 5: Solve for x
x = 69,517,243,080.25/281,030.08 - Step 6: Final answer
x = 247,365.84
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1.5x scale
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.