Finding the Fourth Proportional to 92,231.99, 138,352.98 and 29,057.09
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Solution
The fourth proportional to 92,231.99, 138,352.98 and 29,057.09 is: 43,587.21
Step by Step Solution
- Step 1: Write the proportion equation
92,231.99 : 138,352.98 = 29,057.09 : x - Step 2: Convert to fraction form
92,231.99/138,352.98 = 29,057.09/x - Step 3: Cross multiply
92,231.99x = 138,352.98 × 29,057.09 - Step 4: Simplify right side
92,231.99x = 4,020,134,991.63 - Step 5: Solve for x
x = 4,020,134,991.63/92,231.99 - Step 6: Final answer
x = 43,587.21
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.