Finding the Fourth Proportional to 167,246.13, 230,799.66 and 91,799.49
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Solution
The fourth proportional to 167,246.13, 230,799.66 and 91,799.49 is: 126,683.30
Step by Step Solution
- Step 1: Write the proportion equation
167,246.13 : 230,799.66 = 91,799.49 : x - Step 2: Convert to fraction form
167,246.13/230,799.66 = 91,799.49/x - Step 3: Cross multiply
167,246.13x = 230,799.66 × 91,799.49 - Step 4: Simplify right side
167,246.13x = 21,187,291,080.17 - Step 5: Solve for x
x = 21,187,291,080.17/167,246.13 - Step 6: Final answer
x = 126,683.30
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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.