Finding the Fourth Proportional to 124,369.61, 186,593.85 and 44,405.82
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Solution
The fourth proportional to 124,369.61, 186,593.85 and 44,405.82 is: 66,622.81
Step by Step Solution
- Step 1: Write the proportion equation
124,369.61 : 186,593.85 = 44,405.82 : x - Step 2: Convert to fraction form
124,369.61/186,593.85 = 44,405.82/x - Step 3: Cross multiply
124,369.61x = 186,593.85 × 44,405.82 - Step 4: Simplify right side
124,369.61x = 8,285,852,916.21 - Step 5: Solve for x
x = 8,285,852,916.21/124,369.61 - Step 6: Final answer
x = 66,622.81
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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.