Finding the Fourth Proportional to 124,400.09, 186,552.84 and 40,147.62
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Solution
The fourth proportional to 124,400.09, 186,552.84 and 40,147.62 is: 60,206.17
Step by Step Solution
- Step 1: Write the proportion equation
124,400.09 : 186,552.84 = 40,147.62 : x - Step 2: Convert to fraction form
124,400.09/186,552.84 = 40,147.62/x - Step 3: Cross multiply
124,400.09x = 186,552.84 × 40,147.62 - Step 4: Simplify right side
124,400.09x = 7,489,653,030.58 - Step 5: Solve for x
x = 7,489,653,030.58/124,400.09 - Step 6: Final answer
x = 60,206.17
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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.