Finding the Fourth Proportional to 211,295.42, 291,590.26 and 115,800.08
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Solution
The fourth proportional to 211,295.42, 291,590.26 and 115,800.08 is: 159,805.52
Step by Step Solution
- Step 1: Write the proportion equation
211,295.42 : 291,590.26 = 115,800.08 : x - Step 2: Convert to fraction form
211,295.42/291,590.26 = 115,800.08/x - Step 3: Cross multiply
211,295.42x = 291,590.26 × 115,800.08 - Step 4: Simplify right side
211,295.42x = 33,766,175,435.22 - Step 5: Solve for x
x = 33,766,175,435.22/211,295.42 - Step 6: Final answer
x = 159,805.52
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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.