Finding the Fourth Proportional to 170,410.30, 235,183.71 and 102,449.41
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Solution
The fourth proportional to 170,410.30, 235,183.71 and 102,449.41 is: 141,390.70
Step by Step Solution
- Step 1: Write the proportion equation
170,410.30 : 235,183.71 = 102,449.41 : x - Step 2: Convert to fraction form
170,410.30/235,183.71 = 102,449.41/x - Step 3: Cross multiply
170,410.30x = 235,183.71 × 102,449.41 - Step 4: Simplify right side
170,410.30x = 24,094,432,331.11 - Step 5: Solve for x
x = 24,094,432,331.11/170,410.30 - Step 6: Final answer
x = 141,390.70
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.