Finding the Fourth Proportional to 88,776.99, 133,184.12 and 25,596.99
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Solution
The fourth proportional to 88,776.99, 133,184.12 and 25,596.99 is: 38,400.86
Step by Step Solution
- Step 1: Write the proportion equation
88,776.99 : 133,184.12 = 25,596.99 : x - Step 2: Convert to fraction form
88,776.99/133,184.12 = 25,596.99/x - Step 3: Cross multiply
88,776.99x = 133,184.12 × 25,596.99 - Step 4: Simplify right side
88,776.99x = 3,409,112,459.81 - Step 5: Solve for x
x = 3,409,112,459.81/88,776.99 - Step 6: Final answer
x = 38,400.86
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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.