Finding the Fourth Proportional to 145,694.19, 218,560.41 and 50,925.99
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Solution
The fourth proportional to 145,694.19, 218,560.41 and 50,925.99 is: 76,395.67
Step by Step Solution
- Step 1: Write the proportion equation
145,694.19 : 218,560.41 = 50,925.99 : x - Step 2: Convert to fraction form
145,694.19/218,560.41 = 50,925.99/x - Step 3: Cross multiply
145,694.19x = 218,560.41 × 50,925.99 - Step 4: Simplify right side
145,694.19x = 11,130,405,254.06 - Step 5: Solve for x
x = 11,130,405,254.06/145,694.19 - Step 6: Final answer
x = 76,395.67
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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.