Finding the Fourth Proportional to 170,620.32, 235,329.12 and 125,284.08
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Solution
The fourth proportional to 170,620.32, 235,329.12 and 125,284.08 is: 172,798.83
Step by Step Solution
- Step 1: Write the proportion equation
170,620.32 : 235,329.12 = 125,284.08 : x - Step 2: Convert to fraction form
170,620.32/235,329.12 = 125,284.08/x - Step 3: Cross multiply
170,620.32x = 235,329.12 × 125,284.08 - Step 4: Simplify right side
170,620.32x = 29,482,992,296.41 - Step 5: Solve for x
x = 29,482,992,296.41/170,620.32 - Step 6: Final answer
x = 172,798.83
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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.