Finding the Fourth Proportional to 246,763.60, 370,231.80 and 106,622.80
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Solution
The fourth proportional to 246,763.60, 370,231.80 and 106,622.80 is: 159,971.53
Step by Step Solution
- Step 1: Write the proportion equation
246,763.60 : 370,231.80 = 106,622.80 : x - Step 2: Convert to fraction form
246,763.60/370,231.80 = 106,622.80/x - Step 3: Cross multiply
246,763.60x = 370,231.80 × 106,622.80 - Step 4: Simplify right side
246,763.60x = 39,475,151,165.04 - Step 5: Solve for x
x = 39,475,151,165.04/246,763.60 - Step 6: Final answer
x = 159,971.53
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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.