Finding the Fourth Proportional to 104,794.45, 157,178.68 and 29,921.15
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Solution
The fourth proportional to 104,794.45, 157,178.68 and 29,921.15 is: 44,878.02
Step by Step Solution
- Step 1: Write the proportion equation
104,794.45 : 157,178.68 = 29,921.15 : x - Step 2: Convert to fraction form
104,794.45/157,178.68 = 29,921.15/x - Step 3: Cross multiply
104,794.45x = 157,178.68 × 29,921.15 - Step 4: Simplify right side
104,794.45x = 4,702,967,179.23 - Step 5: Solve for x
x = 4,702,967,179.23/104,794.45 - Step 6: Final answer
x = 44,878.02
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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.