Finding the Fourth Proportional to 167,377.24, 230,991.90 and 91,926.52
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Solution
The fourth proportional to 167,377.24, 230,991.90 and 91,926.52 is: 126,864.81
Step by Step Solution
- Step 1: Write the proportion equation
167,377.24 : 230,991.90 = 91,926.52 : x - Step 2: Convert to fraction form
167,377.24/230,991.90 = 91,926.52/x - Step 3: Cross multiply
167,377.24x = 230,991.90 × 91,926.52 - Step 4: Simplify right side
167,377.24x = 21,234,281,515.19 - Step 5: Solve for x
x = 21,234,281,515.19/167,377.24 - Step 6: Final answer
x = 126,864.81
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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.