Finding the Fourth Proportional to 167,305.06, 230,878.11 and 91,853.02
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Solution
The fourth proportional to 167,305.06, 230,878.11 and 91,853.02 is: 126,755.59
Step by Step Solution
- Step 1: Write the proportion equation
167,305.06 : 230,878.11 = 91,853.02 : x - Step 2: Convert to fraction form
167,305.06/230,878.11 = 91,853.02/x - Step 3: Cross multiply
167,305.06x = 230,878.11 × 91,853.02 - Step 4: Simplify right side
167,305.06x = 21,206,851,655.39 - Step 5: Solve for x
x = 21,206,851,655.39/167,305.06 - Step 6: Final answer
x = 126,755.59
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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.