Finding the Fourth Proportional to 235,038.42, 352,482.84 and 77,230.44
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Solution
The fourth proportional to 235,038.42, 352,482.84 and 77,230.44 is: 115,821.09
Step by Step Solution
- Step 1: Write the proportion equation
235,038.42 : 352,482.84 = 77,230.44 : x - Step 2: Convert to fraction form
235,038.42/352,482.84 = 77,230.44/x - Step 3: Cross multiply
235,038.42x = 352,482.84 × 77,230.44 - Step 4: Simplify right side
235,038.42x = 27,222,404,825.65 - Step 5: Solve for x
x = 27,222,404,825.65/235,038.42 - Step 6: Final answer
x = 115,821.09
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1.5x scale
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.