Finding the Fourth Proportional to 124,374.66, 186,580.42 and 40,107.12
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Solution
The fourth proportional to 124,374.66, 186,580.42 and 40,107.12 is: 60,166.62
Step by Step Solution
- Step 1: Write the proportion equation
124,374.66 : 186,580.42 = 40,107.12 : x - Step 2: Convert to fraction form
124,374.66/186,580.42 = 40,107.12/x - Step 3: Cross multiply
124,374.66x = 186,580.42 × 40,107.12 - Step 4: Simplify right side
124,374.66x = 7,483,203,294.59 - Step 5: Solve for x
x = 7,483,203,294.59/124,374.66 - Step 6: Final answer
x = 60,166.62
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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.