Finding the Fourth Proportional to 163,860.68, 245,824.73 and 69,091.14
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Solution
The fourth proportional to 163,860.68, 245,824.73 and 69,091.14 is: 103,650.92
Step by Step Solution
- Step 1: Write the proportion equation
163,860.68 : 245,824.73 = 69,091.14 : x - Step 2: Convert to fraction form
163,860.68/245,824.73 = 69,091.14/x - Step 3: Cross multiply
163,860.68x = 245,824.73 × 69,091.14 - Step 4: Simplify right side
163,860.68x = 16,984,310,490.44 - Step 5: Solve for x
x = 16,984,310,490.44/163,860.68 - Step 6: Final answer
x = 103,650.92
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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.